Vulnerability-Lookup

BDU:2024-10397

Vulnerability from fstec - Published: 19.10.2021

Title

Уязвимость компонента isofs ядра операционной системы Linux, позволяющая нарушителю вызвать отказ в обслуживании

Description

Уязвимость компонента isofs ядра операционной системы Linux связана с чтением за пределами допустимого диапазона в памяти функции isofs_read_inode(). Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании

Severity ?


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

Vendor

Canonical Ltd., Сообщество свободного программного обеспечения, ООО «Ред Софт»

Software Name

Ubuntu, Debian GNU/Linux, РЕД ОС (запись в едином реестре российских программ №3751), Linux

Software Version

14.04 LTS (Ubuntu), 16.04 LTS (Ubuntu), 18.04 LTS (Ubuntu), 10 (Debian GNU/Linux), 20.04 LTS (Ubuntu), 11 (Debian GNU/Linux), 12 (Debian GNU/Linux), 7.3 (РЕД ОС), от 4.0 до 4.4.291 включительно (Linux), от 4.5 до 4.9.289 включительно (Linux), от 4.10 до 4.14.254 включительно (Linux), от 4.15 до 4.19.216 включительно (Linux), от 4.20 до 5.4.158 включительно (Linux), от 5.5 до 5.10.78 включительно (Linux), от 5.11 до 5.14.17 включительно (Linux), от 5.15 до 5.15.1 включительно (Linux)

Possible Mitigations

В условиях отсутствия обновлений безопасности от производителя рекомендуется придерживаться "Рекомендаций по безопасной настройке операционных систем LINUX", изложенных в методическом документе ФСТЭК России, утверждённом 25 декабря 2022 года. Использование рекомендаций: Для Linux: https://lore.kernel.org/linux-cve-announce/2024052237-CVE-2021-47478-c124@gregkh/ https://git.kernel.org/stable/c/156ce5bb6cc43a80a743810199defb1dc3f55b7f_x0001_ https://git.kernel.org/stable/c/6e80e9314f8bb52d9eabe1907698718ff01120f5_x0001_ https://git.kernel.org/stable/c/86d4aedcbc69c0f84551fb70f953c24e396de2d7_x0001_ https://git.kernel.org/stable/c/9ec33a9b8790c212cc926a88c5e2105f97f3f57e_x0001_ https://git.kernel.org/stable/c/afbd40f425227e661d991757e11cc4db024e761f_x0001_ https://git.kernel.org/stable/c/b0ddff8d68f2e43857a84dce54c3deab181c8ae1_x0001_ https://git.kernel.org/stable/c/b2fa1f52d22c5455217b294629346ad23a744945_x0001_ https://git.kernel.org/stable/c/e7fb722586a2936b37bdff096c095c30ca06404d_x0001_ https://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48 https://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48_x0001_ Для РедоС: http://repo.red-soft.ru/redos/7.3c/x86_64/updates/ Для Debian GNU/Linux: https://security-tracker.debian.org/tracker/CVE-2021-47478 Для Ubuntu: https://ubuntu.com/security/CVE-2021-47478

Reference

https://git.kernel.org/linus/e96a1866b40570b5950cda8602c2819189c62a48 https://git.kernel.org/stable/c/156ce5bb6cc43a80a743810199defb1dc3f55b7f https://git.kernel.org/stable/c/156ce5bb6cc43a80a743810199defb1dc3f55b7f_x0001_ https://git.kernel.org/stable/c/6e80e9314f8bb52d9eabe1907698718ff01120f5 https://git.kernel.org/stable/c/6e80e9314f8bb52d9eabe1907698718ff01120f5_x0001_ https://git.kernel.org/stable/c/86d4aedcbc69c0f84551fb70f953c24e396de2d7 https://git.kernel.org/stable/c/86d4aedcbc69c0f84551fb70f953c24e396de2d7_x0001_ https://git.kernel.org/stable/c/9ec33a9b8790c212cc926a88c5e2105f97f3f57e https://git.kernel.org/stable/c/9ec33a9b8790c212cc926a88c5e2105f97f3f57e_x0001_ https://git.kernel.org/stable/c/afbd40f425227e661d991757e11cc4db024e761f https://git.kernel.org/stable/c/afbd40f425227e661d991757e11cc4db024e761f_x0001_ https://git.kernel.org/stable/c/b0ddff8d68f2e43857a84dce54c3deab181c8ae1 https://git.kernel.org/stable/c/b0ddff8d68f2e43857a84dce54c3deab181c8ae1_x0001_ https://git.kernel.org/stable/c/b2fa1f52d22c5455217b294629346ad23a744945 https://git.kernel.org/stable/c/b2fa1f52d22c5455217b294629346ad23a744945_x0001_ https://git.kernel.org/stable/c/e7fb722586a2936b37bdff096c095c30ca06404d https://git.kernel.org/stable/c/e7fb722586a2936b37bdff096c095c30ca06404d_x0001_ https://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48 https://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48_x0001_ https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.255 https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.217 https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.292 https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.290 https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.79 https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.18 https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.2 https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.159 https://lore.kernel.org/linux-cve-announce/2024052237-CVE-2021-47478-c124@gregkh/ https://redos.red-soft.ru/support/secure/ https://security-tracker.debian.org/tracker/CVE-2021-47478 https://ubuntu.com/security/CVE-2021-47478 https://www.cve.org/CVERecord?id=CVE-2021-47478

CWE

CWE-125

JSON

To clipboard

{
  "CVSS 2.0": "AV:L/AC:L/Au:S/C:N/I:N/A:C",
  "CVSS 3.0": "AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
  "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": "Canonical Ltd., \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, \u041e\u041e\u041e \u00ab\u0420\u0435\u0434 \u0421\u043e\u0444\u0442\u00bb",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "14.04 LTS (Ubuntu), 16.04 LTS (Ubuntu), 18.04 LTS (Ubuntu), 10 (Debian GNU/Linux), 20.04 LTS (Ubuntu), 11 (Debian GNU/Linux), 12 (Debian GNU/Linux), 7.3 (\u0420\u0415\u0414 \u041e\u0421), \u043e\u0442 4.0 \u0434\u043e 4.4.291 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.5 \u0434\u043e 4.9.289 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.10 \u0434\u043e 4.14.254 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.15 \u0434\u043e 4.19.216 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.20 \u0434\u043e 5.4.158 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 5.5 \u0434\u043e 5.10.78 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 5.11 \u0434\u043e 5.14.17 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 5.15 \u0434\u043e 5.15.1 \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": "\u0412 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u0445 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u044f \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u043e\u0442 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044f \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u043f\u0440\u0438\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0442\u044c\u0441\u044f \"\u0420\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439 \u043f\u043e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0439 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c LINUX\", \u0438\u0437\u043b\u043e\u0436\u0435\u043d\u043d\u044b\u0445 \u0432 \u043c\u0435\u0442\u043e\u0434\u0438\u0447\u0435\u0441\u043a\u043e\u043c \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u0435 \u0424\u0421\u0422\u042d\u041a \u0420\u043e\u0441\u0441\u0438\u0438, \u0443\u0442\u0432\u0435\u0440\u0436\u0434\u0451\u043d\u043d\u043e\u043c 25 \u0434\u0435\u043a\u0430\u0431\u0440\u044f 2022 \u0433\u043e\u0434\u0430.\n\n\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:\nhttps://lore.kernel.org/linux-cve-announce/2024052237-CVE-2021-47478-c124@gregkh/\nhttps://git.kernel.org/stable/c/156ce5bb6cc43a80a743810199defb1dc3f55b7f_x0001_\nhttps://git.kernel.org/stable/c/6e80e9314f8bb52d9eabe1907698718ff01120f5_x0001_\nhttps://git.kernel.org/stable/c/86d4aedcbc69c0f84551fb70f953c24e396de2d7_x0001_\nhttps://git.kernel.org/stable/c/9ec33a9b8790c212cc926a88c5e2105f97f3f57e_x0001_\nhttps://git.kernel.org/stable/c/afbd40f425227e661d991757e11cc4db024e761f_x0001_\nhttps://git.kernel.org/stable/c/b0ddff8d68f2e43857a84dce54c3deab181c8ae1_x0001_\nhttps://git.kernel.org/stable/c/b2fa1f52d22c5455217b294629346ad23a744945_x0001_\nhttps://git.kernel.org/stable/c/e7fb722586a2936b37bdff096c095c30ca06404d_x0001_\nhttps://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48\nhttps://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48_x0001_\n\n\u0414\u043b\u044f \u0420\u0435\u0434\u043e\u0421: \nhttp://repo.red-soft.ru/redos/7.3c/x86_64/updates/\n\n\u0414\u043b\u044f Debian GNU/Linux:\nhttps://security-tracker.debian.org/tracker/CVE-2021-47478\n\n\u0414\u043b\u044f Ubuntu:\nhttps://ubuntu.com/security/CVE-2021-47478",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "19.10.2021",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "24.01.2025",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "27.11.2024",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2024-10397",
  "\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-2021-47478",
  "\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": "Ubuntu, Debian GNU/Linux, \u0420\u0415\u0414 \u041e\u0421 (\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 \u21163751), 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": "Canonical Ltd. Ubuntu 14.04 LTS , Canonical Ltd. Ubuntu 16.04 LTS , Canonical Ltd. Ubuntu 18.04 LTS , Canonical Ltd. Ubuntu 20.04 LTS , \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 11 , \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 12 , \u041e\u041e\u041e \u00ab\u0420\u0435\u0434 \u0421\u043e\u0444\u0442\u00bb \u0420\u0415\u0414 \u041e\u0421 7.3  (\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 \u21163751), \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 4.14.255 , \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 4.19.217 , \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 4.4.292 , \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 4.9.290 , \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 5.10.79 , \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 5.14.18 , \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 5.15.2 , \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 5.16 rc1 , \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 5.4.159 ",
  "\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 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u0430 isofs \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b 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": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u0427\u0442\u0435\u043d\u0438\u0435 \u0437\u0430 \u0433\u0440\u0430\u043d\u0438\u0446\u0430\u043c\u0438 \u0431\u0443\u0444\u0435\u0440\u0430 (CWE-125)",
  "\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 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u0430 isofs \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Linux \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u0447\u0442\u0435\u043d\u0438\u0435\u043c \u0437\u0430 \u043f\u0440\u0435\u0434\u0435\u043b\u0430\u043c\u0438 \u0434\u043e\u043f\u0443\u0441\u0442\u0438\u043c\u043e\u0433\u043e \u0434\u0438\u0430\u043f\u0430\u0437\u043e\u043d\u0430 \u0432 \u043f\u0430\u043c\u044f\u0442\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 isofs_read_inode(). \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 \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\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": "https://git.kernel.org/linus/e96a1866b40570b5950cda8602c2819189c62a48\nhttps://git.kernel.org/stable/c/156ce5bb6cc43a80a743810199defb1dc3f55b7f\nhttps://git.kernel.org/stable/c/156ce5bb6cc43a80a743810199defb1dc3f55b7f_x0001_\nhttps://git.kernel.org/stable/c/6e80e9314f8bb52d9eabe1907698718ff01120f5\nhttps://git.kernel.org/stable/c/6e80e9314f8bb52d9eabe1907698718ff01120f5_x0001_\nhttps://git.kernel.org/stable/c/86d4aedcbc69c0f84551fb70f953c24e396de2d7\nhttps://git.kernel.org/stable/c/86d4aedcbc69c0f84551fb70f953c24e396de2d7_x0001_\nhttps://git.kernel.org/stable/c/9ec33a9b8790c212cc926a88c5e2105f97f3f57e\nhttps://git.kernel.org/stable/c/9ec33a9b8790c212cc926a88c5e2105f97f3f57e_x0001_\nhttps://git.kernel.org/stable/c/afbd40f425227e661d991757e11cc4db024e761f\nhttps://git.kernel.org/stable/c/afbd40f425227e661d991757e11cc4db024e761f_x0001_\nhttps://git.kernel.org/stable/c/b0ddff8d68f2e43857a84dce54c3deab181c8ae1\nhttps://git.kernel.org/stable/c/b0ddff8d68f2e43857a84dce54c3deab181c8ae1_x0001_\nhttps://git.kernel.org/stable/c/b2fa1f52d22c5455217b294629346ad23a744945\nhttps://git.kernel.org/stable/c/b2fa1f52d22c5455217b294629346ad23a744945_x0001_\nhttps://git.kernel.org/stable/c/e7fb722586a2936b37bdff096c095c30ca06404d\nhttps://git.kernel.org/stable/c/e7fb722586a2936b37bdff096c095c30ca06404d_x0001_\nhttps://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48\nhttps://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48_x0001_\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.255\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.217\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.292\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.290\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.79\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.18\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.2\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.159\nhttps://lore.kernel.org/linux-cve-announce/2024052237-CVE-2021-47478-c124@gregkh/\nhttps://redos.red-soft.ru/support/secure/\nhttps://security-tracker.debian.org/tracker/CVE-2021-47478\nhttps://ubuntu.com/security/CVE-2021-47478\nhttps://www.cve.org/CVERecord?id=CVE-2021-47478",
  "\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",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-125",
  "\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": "\u0421\u0440\u0435\u0434\u043d\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 4,6)\n\u0421\u0440\u0435\u0434\u043d\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 5,5)\n\u041d\u0435\u0442 \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \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 4.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 0)"
}

CVE-2021-47478 (GCVE-0-2021-47478)

Vulnerability from cvelistv5 – Published: 2024-05-22 08:19 – Updated: 2025-12-18 11:37

Title

isofs: Fix out of bound access for corrupted isofs image

Summary

In the Linux kernel, the following vulnerability has been resolved: isofs: Fix out of bound access for corrupted isofs image When isofs image is suitably corrupted isofs_read_inode() can read data beyond the end of buffer. Sanity-check the directory entry length before using it.

Severity ?

5.5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CWE

CWE-125 - Out-of-bounds Read

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/156ce5bb6cc43a80a…
	https://git.kernel.org/stable/c/9ec33a9b8790c212c…
	https://git.kernel.org/stable/c/afbd40f425227e661…
	https://git.kernel.org/stable/c/b0ddff8d68f2e4385…
	https://git.kernel.org/stable/c/6e80e9314f8bb52d9…
	https://git.kernel.org/stable/c/86d4aedcbc69c0f84…
	https://git.kernel.org/stable/c/b2fa1f52d22c54552…
	https://git.kernel.org/stable/c/e7fb722586a2936b3…
	https://git.kernel.org/stable/c/e96a1866b40570b59…

Impacted products

Vendor

Product

Version

Linux

Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 156ce5bb6cc43a80a743810199defb1dc3f55b7f (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 9ec33a9b8790c212cc926a88c5e2105f97f3f57e (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < afbd40f425227e661d991757e11cc4db024e761f (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < b0ddff8d68f2e43857a84dce54c3deab181c8ae1 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 6e80e9314f8bb52d9eabe1907698718ff01120f5 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 86d4aedcbc69c0f84551fb70f953c24e396de2d7 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < b2fa1f52d22c5455217b294629346ad23a744945 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < e7fb722586a2936b37bdff096c095c30ca06404d (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < e96a1866b40570b5950cda8602c2819189c62a48 (git)

Linux

Affected: 2.6.12
Unaffected: 0 , < 2.6.12 (semver)
Unaffected: 4.4.292 , ≤ 4.4.* (semver)
Unaffected: 4.9.290 , ≤ 4.9.* (semver)
Unaffected: 4.14.255 , ≤ 4.14.* (semver)
Unaffected: 4.19.217 , ≤ 4.19.* (semver)
Unaffected: 5.4.159 , ≤ 5.4.* (semver)
Unaffected: 5.10.79 , ≤ 5.10.* (semver)
Unaffected: 5.14.18 , ≤ 5.14.* (semver)
Unaffected: 5.15.2 , ≤ 5.15.* (semver)
Unaffected: 5.16 , ≤ * (original_commit_for_fix)

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}

Sightings

Author	Source	Type	Date

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.

Action not permitted

BDU:2024-10397

CVE-2021-47478 (GCVE-0-2021-47478)

Tags

Sightings

Nomenclature