Vulnerability-Lookup

BDU:2019-01346 (CVE-2019-6974)

Vulnerability from fstec – Published: 2019-04-12 – Updated: 2024-06-18 – View on bdu.fstec.ru Exploit exists Fixed

Title

Уязвимость функции kvm_ioctl_create_device ядра операционных систем Linux, позволяющая нарушителю вызвать отказ в обслуживании

Summary

Уязвимость функции kvm_ioctl_create_device ядра операционных систем Linux вызвана ошибками синхронизации при использовании общего ресурса. Эксплуатация уязвимости может позволить нарушителю, действующему удалённо, вызвать отказ в обслуживании

Severity

9.3 (High) CVSS 2.0


                      
                        AV:N/AC:M/Au:N/C:C/I:C/A:C

8.1 (High) CVSS 3.0


                      
                        CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Class

Code vulnerability

Status

Confirmed by the vendor

Exploitation

Timing and state manipulation, Data structure manipulation

Incidents

Being clarified

Remediation

Software update

CWE

CWE-362 - Одновременное выполнение с использованием общего ресурса с неправильной синхронизацией («Ситуация гонки»)
CWE-416 - Использование после освобождения

Aliases

CVE-2019-6974

References

52 references

URL
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cfa39…
http://www.securityfocus.com/bid/107127
https://access.redhat.com/errata/RHBA-2019:0959
https://access.redhat.com/errata/RHSA-2019:0818
https://access.redhat.com/errata/RHSA-2019:0833
https://access.redhat.com/errata/RHSA-2019:2809
https://access.redhat.com/errata/RHSA-2019:3967
https://access.redhat.com/errata/RHSA-2020:0103
https://bugs.chromium.org/p/project-zero/issues/detail?id=1765
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.99
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.156
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6974
https://github.com/torvalds/linux/commit/cfa39381173d5f969daf43582c95ad679189cbc9
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.99
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.176
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.156
https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html
https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html
https://support.f5.com/csp/article/K11186236
https://support.f5.com/csp/article/K11186236?utm_source=f5support&amp%3Butm_med…
https://support.f5.com/csp/article/K11186236?utm_source=f5support&utm_medium=RSS
https://ubuntu.com/security/notices/USN-3930-1
https://ubuntu.com/security/notices/USN-3930-2
https://ubuntu.com/security/notices/USN-3931-1
https://ubuntu.com/security/notices/USN-3931-2
https://ubuntu.com/security/notices/USN-3932-1
https://ubuntu.com/security/notices/USN-3932-2
https://ubuntu.com/security/notices/USN-3933-1
https://ubuntu.com/security/notices/USN-3933-2
https://usn.ubuntu.com/3930-1/
https://usn.ubuntu.com/3930-2/
https://usn.ubuntu.com/3931-1/
https://usn.ubuntu.com/3931-2/
https://usn.ubuntu.com/3932-1/
https://usn.ubuntu.com/3932-2/
https://usn.ubuntu.com/3933-1/
https://usn.ubuntu.com/3933-2/
https://usn.ubuntu.com/usn/usn-3930-1
https://usn.ubuntu.com/usn/usn-3930-2
https://usn.ubuntu.com/usn/usn-3931-1
https://usn.ubuntu.com/usn/usn-3931-2
https://usn.ubuntu.com/usn/usn-3932-1
https://usn.ubuntu.com/usn/usn-3932-2
https://usn.ubuntu.com/usn/usn-3933-1
https://usn.ubuntu.com/usn/usn-3933-2
https://www.cve.org/CVERecord?id=CVE-2019-6974
https://www.exploit-db.com/exploits/46388/

Impacted products

6 products from 5 vendors

Vendors

Red Hat, Inc., Canonical Ltd., ООО «РусБИТех-Астра», Сообщество свободного программного обеспечения

Products

Red Hat Enterprise Linux, Ubuntu, Astra Linux Common Edition (запись в едином реестре российских программ №4433), Debian GNU/Linux, OpenShift Container Platform, Linux

Versions

7 (Red Hat Enterprise Linux), 16.04 LTS (Ubuntu), 18.04 LTS (Ubuntu), 18.10 (Ubuntu), 12.04 ESM (Ubuntu), 2.12 «Орёл» (Astra Linux Common Edition), 14.04 ESM (Ubuntu), 8 (Debian GNU/Linux), 7.5 Extended Update Support (Red Hat Enterprise Linux), 7.4 US for SAP Solutions (Red Hat Enterprise Linux), 7.4 Telco Extended Update Support (Red Hat Enterprise Linux), 7.4 Advanced Update Support (Red Hat Enterprise Linux), до 3.11.98 (OpenShift Container Platform), от 4.5 до 4.9.155 включительно (Linux), от 4.10 до 4.14.98 включительно (Linux), от 4.15 до 4.19.20 включительно (Linux), от 4.20.0 до 4.20.7 включительно (Linux), от 4.0 до 4.4.175 включительно (Linux)

Product types

Operating system, Application software

Platforms

Red Hat, Inc. Red Hat Enterprise Linux 7, Canonical Ltd. Ubuntu 16.04 LTS, Canonical Ltd. Ubuntu 18.04 LTS, Canonical Ltd. Ubuntu 18.10, Canonical Ltd. Ubuntu 12.04 ESM, Сообщество свободного программного обеспечения Linux до 4.20.8, ООО «РусБИТех-Астра» Astra Linux Common Edition 2.12 «Орёл» (запись в едином реестре российских программ №4433), Canonical Ltd. Ubuntu 14.04 ESM, Сообщество свободного программного обеспечения Debian GNU/Linux 8, Inc. Red Hat Enterprise Linux 7.5 Extended Update Support, Inc. Red Hat Enterprise Linux 7.4 US for SAP Solutions, Inc. Red Hat Enterprise Linux 7.4 Telco Extended Update Support, Inc. Red Hat Enterprise Linux 7.4 Advanced Update Support

Mitigations

JSON

To clipboard

{
  "CVSS 2.0": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
  "CVSS 3.0": "AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "Red Hat, Inc., Canonical Ltd., \u041e\u041e\u041e \u00ab\u0420\u0443\u0441\u0411\u0418\u0422\u0435\u0445-\u0410\u0441\u0442\u0440\u0430\u00bb, \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "7 (Red Hat Enterprise Linux), 16.04 LTS (Ubuntu), 18.04 LTS (Ubuntu), 18.10 (Ubuntu), 12.04 ESM (Ubuntu), 2.12 \u00ab\u041e\u0440\u0451\u043b\u00bb (Astra Linux Common Edition), 14.04 ESM (Ubuntu), 8 (Debian GNU/Linux), 7.5 Extended Update Support (Red Hat Enterprise Linux), 7.4 US for SAP Solutions (Red Hat Enterprise Linux), 7.4 Telco Extended Update Support (Red Hat Enterprise Linux), 7.4 Advanced Update Support (Red Hat Enterprise Linux), \u0434\u043e 3.11.98 (OpenShift Container Platform), \u043e\u0442 4.5 \u0434\u043e 4.9.155 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.10 \u0434\u043e 4.14.98 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.15 \u0434\u043e 4.19.20 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.20.0 \u0434\u043e 4.20.7 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.0 \u0434\u043e 4.4.175 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439:\n\u0414\u043b\u044f Linux:\nhttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cfa39381173d5f969daf43582c95ad679189cbc9\nhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.99\nhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21\nhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8\nhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.156\n\n\u0414\u043b\u044f Debian:\nhttps://lists.debian.org/debian-lts-announce/2019/03/msg00034.html\nhttps://lists.debian.org/debian-lts-announce/2019/04/msg00004.html\nhttps://lists.debian.org/debian-lts-announce/2019/05/msg00002.html\n\n\u0414\u043b\u044f Astra Linux:\n\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f (\u043f\u0430\u043a\u0435\u0442\u0430 linux) \u0434\u043e 4.19.152-1 \u0438\u043b\u0438 \u0431\u043e\u043b\u0435\u0435 \u043f\u043e\u0437\u0434\u043d\u0435\u0439 \u0432\u0435\u0440\u0441\u0438\u0438\n\n\u0414\u043b\u044f Ubuntu:\nhttps://usn.ubuntu.com/3930-1/\nhttps://usn.ubuntu.com/3930-2/\nhttps://usn.ubuntu.com/3931-1/\nhttps://usn.ubuntu.com/3931-2/\nhttps://usn.ubuntu.com/3932-1/\nhttps://usn.ubuntu.com/3932-2/\nhttps://usn.ubuntu.com/3933-1/\nhttps://usn.ubuntu.com/3933-2/\n\n\u0414\u043b\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u044b\u0445 \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u043e\u0432 Red Hat Inc.:\nhttps://access.redhat.com/errata/RHBA-2019:0959\nhttps://access.redhat.com/errata/RHSA-2019:0818\nhttps://access.redhat.com/errata/RHSA-2019:0833\nhttps://access.redhat.com/errata/RHSA-2019:2809\nhttps://access.redhat.com/errata/RHSA-2019:3967\nhttps://access.redhat.com/errata/RHSA-2020:0103",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "07.02.2019",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "18.06.2024",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "12.04.2019",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2019-01346",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2019-6974",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Red Hat Enterprise Linux, Ubuntu, Astra Linux Common Edition (\u0437\u0430\u043f\u0438\u0441\u044c \u0432 \u0435\u0434\u0438\u043d\u043e\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u21164433), Debian GNU/Linux, OpenShift Container Platform, Linux",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": "Red Hat, Inc. Red Hat Enterprise Linux 7 , Canonical Ltd. Ubuntu 16.04 LTS , Canonical Ltd. Ubuntu 18.04 LTS , Canonical Ltd. Ubuntu 18.10 , Canonical Ltd. Ubuntu 12.04 ESM , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u0434\u043e 4.20.8 , \u041e\u041e\u041e \u00ab\u0420\u0443\u0441\u0411\u0418\u0422\u0435\u0445-\u0410\u0441\u0442\u0440\u0430\u00bb Astra Linux Common Edition 2.12 \u00ab\u041e\u0440\u0451\u043b\u00bb  (\u0437\u0430\u043f\u0438\u0441\u044c \u0432 \u0435\u0434\u0438\u043d\u043e\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u21164433), Canonical Ltd. Ubuntu 14.04 ESM , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Debian GNU/Linux 8 , Red Hat, Inc. Red Hat Enterprise Linux 7.5 Extended Update Support , Red Hat, Inc. Red Hat Enterprise Linux 7.4 US for SAP Solutions , Red Hat, Inc. Red Hat Enterprise Linux 7.4 Telco Extended Update Support , Red Hat, Inc. Red Hat Enterprise Linux 7.4 Advanced Update Support ",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 kvm_ioctl_create_device \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c Linux, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0421\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u0435\u0442",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u041e\u0434\u043d\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u043e\u0431\u0449\u0435\u0433\u043e \u0440\u0435\u0441\u0443\u0440\u0441\u0430 \u0441 \u043d\u0435\u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e\u0439 \u0441\u0438\u043d\u0445\u0440\u043e\u043d\u0438\u0437\u0430\u0446\u0438\u0435\u0439 (\u00ab\u0421\u0438\u0442\u0443\u0430\u0446\u0438\u044f \u0433\u043e\u043d\u043a\u0438\u00bb) (CWE-362), \u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u043f\u043e\u0441\u043b\u0435 \u043e\u0441\u0432\u043e\u0431\u043e\u0436\u0434\u0435\u043d\u0438\u044f (CWE-416)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 kvm_ioctl_create_device \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c Linux \u0432\u044b\u0437\u0432\u0430\u043d\u0430 \u043e\u0448\u0438\u0431\u043a\u0430\u043c\u0438 \u0441\u0438\u043d\u0445\u0440\u043e\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u0440\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0438 \u043e\u0431\u0449\u0435\u0433\u043e \u0440\u0435\u0441\u0443\u0440\u0441\u0430. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e, \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u043c\u0443 \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e, \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0441\u0440\u043e\u043a\u0430\u043c\u0438 \u0438 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435\u043c, \u041c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u0445",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cfa39381173d5f969daf43582c95ad679189cbc9\nhttp://www.securityfocus.com/bid/107127\nhttps://access.redhat.com/errata/RHBA-2019:0959\nhttps://access.redhat.com/errata/RHSA-2019:0818\nhttps://access.redhat.com/errata/RHSA-2019:0833\nhttps://access.redhat.com/errata/RHSA-2019:2809\nhttps://access.redhat.com/errata/RHSA-2019:3967\nhttps://access.redhat.com/errata/RHSA-2020:0103\nhttps://bugs.chromium.org/p/project-zero/issues/detail?id=1765\nhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.99\nhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21\nhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8\nhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.156\nhttps://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6974\nhttps://github.com/torvalds/linux/commit/cfa39381173d5f969daf43582c95ad679189cbc9\nhttps://github.com/torvalds/linux/commit/cfa39381173d5f969daf43582c95ad679189cbc9\tExploit\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.99\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.176\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.156\nhttps://lists.debian.org/debian-lts-announce/2019/03/msg00034.html\nhttps://lists.debian.org/debian-lts-announce/2019/04/msg00004.html\nhttps://lists.debian.org/debian-lts-announce/2019/05/msg00002.html\nhttps://support.f5.com/csp/article/K11186236\nhttps://support.f5.com/csp/article/K11186236?utm_source=f5support\u0026amp%3Butm_medium=RSS\nhttps://support.f5.com/csp/article/K11186236?utm_source=f5support\u0026amp;utm_medium=RSS\nhttps://ubuntu.com/security/notices/USN-3930-1\nhttps://ubuntu.com/security/notices/USN-3930-2\nhttps://ubuntu.com/security/notices/USN-3931-1\nhttps://ubuntu.com/security/notices/USN-3931-2\nhttps://ubuntu.com/security/notices/USN-3932-1\nhttps://ubuntu.com/security/notices/USN-3932-2\nhttps://ubuntu.com/security/notices/USN-3933-1\nhttps://ubuntu.com/security/notices/USN-3933-2\nhttps://usn.ubuntu.com/3930-1/\nhttps://usn.ubuntu.com/3930-2/\nhttps://usn.ubuntu.com/3931-1/\nhttps://usn.ubuntu.com/3931-2/\nhttps://usn.ubuntu.com/3932-1/\nhttps://usn.ubuntu.com/3932-2/\nhttps://usn.ubuntu.com/3933-1/\nhttps://usn.ubuntu.com/3933-2/\nhttps://usn.ubuntu.com/usn/usn-3930-1\nhttps://usn.ubuntu.com/usn/usn-3930-2\nhttps://usn.ubuntu.com/usn/usn-3931-1\nhttps://usn.ubuntu.com/usn/usn-3931-2\nhttps://usn.ubuntu.com/usn/usn-3932-1\nhttps://usn.ubuntu.com/usn/usn-3932-2\nhttps://usn.ubuntu.com/usn/usn-3933-1\nhttps://usn.ubuntu.com/usn/usn-3933-2\nhttps://www.cve.org/CVERecord?id=CVE-2019-6974\nhttps://www.exploit-db.com/exploits/46388/",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430, \u041f\u0440\u0438\u043a\u043b\u0430\u0434\u043d\u043e\u0435 \u041f\u041e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-362, CWE-416",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 9,3)\n\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 8,1)"
}

CVE-2019-6974 (GCVE-0-2019-6974)

Vulnerability from cvelistv5 – Published: 2019-02-15 15:00 – Updated: 2024-08-04 20:38

Summary

In the Linux kernel before 4.20.8, kvm_ioctl_create_device in virt/kvm/kvm_main.c mishandles reference counting because of a race condition, leading to a use-after-free.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

28 references

URL	Tags
https://bugs.chromium.org/p/project-zero/issues/d…	x_refsource_MISC
https://cdn.kernel.org/pub/linux/kernel/v4.x/Chan…	x_refsource_MISC
https://cdn.kernel.org/pub/linux/kernel/v4.x/Chan…	x_refsource_MISC
https://www.exploit-db.com/exploits/46388/	exploitx_refsource_EXPLOIT-DB
https://cdn.kernel.org/pub/linux/kernel/v4.x/Chan…	x_refsource_MISC
https://github.com/torvalds/linux/commit/cfa39381…	x_refsource_MISC
http://www.securityfocus.com/bid/107127	vdb-entryx_refsource_BID
https://cdn.kernel.org/pub/linux/kernel/v4.x/Chan…	x_refsource_MISC
http://git.kernel.org/cgit/linux/kernel/git/torva…	x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2019…	mailing-listx_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2019…	mailing-listx_refsource_MLIST
https://usn.ubuntu.com/3932-1/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3932-2/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3930-1/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3931-1/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3933-2/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3931-2/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3930-2/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3933-1/	vendor-advisoryx_refsource_UBUNTU
https://support.f5.com/csp/article/K11186236	x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2019:0833	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:0818	vendor-advisoryx_refsource_REDHAT
https://lists.debian.org/debian-lts-announce/2019…	mailing-listx_refsource_MLIST
https://access.redhat.com/errata/RHBA-2019:0959	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:2809	vendor-advisoryx_refsource_REDHAT
https://support.f5.com/csp/article/K11186236?utm_…	x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2019:3967	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2020:0103	vendor-advisoryx_refsource_REDHAT

Date Public

2019-02-15 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T20:38:32.373Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1765"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.99"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21"
          },
          {
            "name": "46388",
            "tags": [
              "exploit",
              "x_refsource_EXPLOIT-DB",
              "x_transferred"
            ],
            "url": "https://www.exploit-db.com/exploits/46388/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/torvalds/linux/commit/cfa39381173d5f969daf43582c95ad679189cbc9"
          },
          {
            "name": "107127",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/107127"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.156"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cfa39381173d5f969daf43582c95ad679189cbc9"
          },
          {
            "name": "[debian-lts-announce] 20190327 [SECURITY] [DLA 1731-1] linux security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html"
          },
          {
            "name": "[debian-lts-announce] 20190401 [SECURITY] [DLA 1731-2] linux regression update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html"
          },
          {
            "name": "USN-3932-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3932-1/"
          },
          {
            "name": "USN-3932-2",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3932-2/"
          },
          {
            "name": "USN-3930-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3930-1/"
          },
          {
            "name": "USN-3931-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3931-1/"
          },
          {
            "name": "USN-3933-2",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3933-2/"
          },
          {
            "name": "USN-3931-2",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3931-2/"
          },
          {
            "name": "USN-3930-2",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3930-2/"
          },
          {
            "name": "USN-3933-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3933-1/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://support.f5.com/csp/article/K11186236"
          },
          {
            "name": "RHSA-2019:0833",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:0833"
          },
          {
            "name": "RHSA-2019:0818",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:0818"
          },
          {
            "name": "[debian-lts-announce] 20190503 [SECURITY] [DLA 1771-1] linux-4.9 security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html"
          },
          {
            "name": "RHBA-2019:0959",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHBA-2019:0959"
          },
          {
            "name": "RHSA-2019:2809",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:2809"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://support.f5.com/csp/article/K11186236?utm_source=f5support\u0026amp%3Butm_medium=RSS"
          },
          {
            "name": "RHSA-2019:3967",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:3967"
          },
          {
            "name": "RHSA-2020:0103",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2020:0103"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2019-02-15T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel before 4.20.8, kvm_ioctl_create_device in virt/kvm/kvm_main.c mishandles reference counting because of a race condition, leading to a use-after-free."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-01-14T19:06:03.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1765"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.99"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21"
        },
        {
          "name": "46388",
          "tags": [
            "exploit",
            "x_refsource_EXPLOIT-DB"
          ],
          "url": "https://www.exploit-db.com/exploits/46388/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/torvalds/linux/commit/cfa39381173d5f969daf43582c95ad679189cbc9"
        },
        {
          "name": "107127",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/107127"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.156"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cfa39381173d5f969daf43582c95ad679189cbc9"
        },
        {
          "name": "[debian-lts-announce] 20190327 [SECURITY] [DLA 1731-1] linux security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html"
        },
        {
          "name": "[debian-lts-announce] 20190401 [SECURITY] [DLA 1731-2] linux regression update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html"
        },
        {
          "name": "USN-3932-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3932-1/"
        },
        {
          "name": "USN-3932-2",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3932-2/"
        },
        {
          "name": "USN-3930-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3930-1/"
        },
        {
          "name": "USN-3931-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3931-1/"
        },
        {
          "name": "USN-3933-2",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3933-2/"
        },
        {
          "name": "USN-3931-2",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3931-2/"
        },
        {
          "name": "USN-3930-2",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3930-2/"
        },
        {
          "name": "USN-3933-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3933-1/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://support.f5.com/csp/article/K11186236"
        },
        {
          "name": "RHSA-2019:0833",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:0833"
        },
        {
          "name": "RHSA-2019:0818",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:0818"
        },
        {
          "name": "[debian-lts-announce] 20190503 [SECURITY] [DLA 1771-1] linux-4.9 security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html"
        },
        {
          "name": "RHBA-2019:0959",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHBA-2019:0959"
        },
        {
          "name": "RHSA-2019:2809",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:2809"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://support.f5.com/csp/article/K11186236?utm_source=f5support\u0026amp%3Butm_medium=RSS"
        },
        {
          "name": "RHSA-2019:3967",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:3967"
        },
        {
          "name": "RHSA-2020:0103",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2020:0103"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-6974",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In the Linux kernel before 4.20.8, kvm_ioctl_create_device in virt/kvm/kvm_main.c mishandles reference counting because of a race condition, leading to a use-after-free."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1765",
              "refsource": "MISC",
              "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1765"
            },
            {
              "name": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.99",
              "refsource": "MISC",
              "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.99"
            },
            {
              "name": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21",
              "refsource": "MISC",
              "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21"
            },
            {
              "name": "46388",
              "refsource": "EXPLOIT-DB",
              "url": "https://www.exploit-db.com/exploits/46388/"
            },
            {
              "name": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8",
              "refsource": "MISC",
              "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8"
            },
            {
              "name": "https://github.com/torvalds/linux/commit/cfa39381173d5f969daf43582c95ad679189cbc9",
              "refsource": "MISC",
              "url": "https://github.com/torvalds/linux/commit/cfa39381173d5f969daf43582c95ad679189cbc9"
            },
            {
              "name": "107127",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/107127"
            },
            {
              "name": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.156",
              "refsource": "MISC",
              "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.156"
            },
            {
              "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cfa39381173d5f969daf43582c95ad679189cbc9",
              "refsource": "MISC",
              "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cfa39381173d5f969daf43582c95ad679189cbc9"
            },
            {
              "name": "[debian-lts-announce] 20190327 [SECURITY] [DLA 1731-1] linux security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html"
            },
            {
              "name": "[debian-lts-announce] 20190401 [SECURITY] [DLA 1731-2] linux regression update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html"
            },
            {
              "name": "USN-3932-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3932-1/"
            },
            {
              "name": "USN-3932-2",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3932-2/"
            },
            {
              "name": "USN-3930-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3930-1/"
            },
            {
              "name": "USN-3931-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3931-1/"
            },
            {
              "name": "USN-3933-2",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3933-2/"
            },
            {
              "name": "USN-3931-2",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3931-2/"
            },
            {
              "name": "USN-3930-2",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3930-2/"
            },
            {
              "name": "USN-3933-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3933-1/"
            },
            {
              "name": "https://support.f5.com/csp/article/K11186236",
              "refsource": "CONFIRM",
              "url": "https://support.f5.com/csp/article/K11186236"
            },
            {
              "name": "RHSA-2019:0833",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2019:0833"
            },
            {
              "name": "RHSA-2019:0818",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2019:0818"
            },
            {
              "name": "[debian-lts-announce] 20190503 [SECURITY] [DLA 1771-1] linux-4.9 security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html"
            },
            {
              "name": "RHBA-2019:0959",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHBA-2019:0959"
            },
            {
              "name": "RHSA-2019:2809",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2019:2809"
            },
            {
              "name": "https://support.f5.com/csp/article/K11186236?utm_source=f5support\u0026amp;utm_medium=RSS",
              "refsource": "CONFIRM",
              "url": "https://support.f5.com/csp/article/K11186236?utm_source=f5support\u0026amp;utm_medium=RSS"
            },
            {
              "name": "RHSA-2019:3967",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2019:3967"
            },
            {
              "name": "RHSA-2020:0103",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2020:0103"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2019-6974",
    "datePublished": "2019-02-15T15:00:00.000Z",
    "dateReserved": "2019-01-26T00:00:00.000Z",
    "dateUpdated": "2024-08-04T20:38:32.373Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

BDU:2019-01346 (CVE-2019-6974)

CVE-2019-6974 (GCVE-0-2019-6974)

Tags

Sightings

Nomenclature

Related by attack behaviour