GHSA-GVRG-RWMC-M69H

Vulnerability from github – Published: 2022-05-13 01:02 – Updated: 2022-05-13 01:02
VLAI
Details

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
8.1 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Show details on source website
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{
  "affected": [],
  "aliases": [
    "CVE-2019-6974"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-362"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-02-15T15:29:00Z",
    "severity": "HIGH"
  },
  "details": "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.",
  "id": "GHSA-gvrg-rwmc-m69h",
  "modified": "2022-05-13T01:02:54Z",
  "published": "2022-05-13T01:02:54Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-6974"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/cfa39381173d5f969daf43582c95ad679189cbc9"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/46388"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3933-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3933-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3932-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3932-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3931-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3931-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3930-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3930-1"
    },
    {
      "type": "WEB",
      "url": "https://support.f5.com/csp/article/K11186236?utm_source=f5support\u0026amp;utm_medium=RSS"
    },
    {
      "type": "WEB",
      "url": "https://support.f5.com/csp/article/K11186236"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html"
    },
    {
      "type": "WEB",
      "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.156"
    },
    {
      "type": "WEB",
      "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8"
    },
    {
      "type": "WEB",
      "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21"
    },
    {
      "type": "WEB",
      "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.99"
    },
    {
      "type": "WEB",
      "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1765"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2020:0103"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:3967"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:2809"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:0833"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:0818"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHBA-2019:0959"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cfa39381173d5f969daf43582c95ad679189cbc9"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/107127"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}



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