Use After Free Affecting kernel-docs package, versions <4.12.14-150.14.1


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.65% (47th percentile)

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  • Snyk IDSNYK-SLES150-KERNELDOCS-2755822
  • published14 Apr 2022
  • disclosed28 Mar 2019

Introduced: 28 Mar 2019

CVE-2019-8912  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.0 kernel-docs to version 4.12.14-150.14.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-docs package and not the kernel-docs package as distributed by SLES. See How to fix? for SLES:15.0 relevant fixed versions and status.

In the Linux kernel through 4.20.11, af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr.

CVSS Base Scores

version 3.1