Use After Free Affecting kernel-docs package, versions <4.12.14-150100.197.154.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.22% (13th percentile)

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  • Snyk IDSNYK-SLES151-KERNELDOCS-5856346
  • published24 Aug 2023
  • disclosed23 Aug 2023

Introduced: 23 Aug 2023

CVE-2023-4133  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 kernel-docs to version 4.12.14-150100.197.154.1 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:15.1 relevant fixed versions and status.

A use-after-free vulnerability was found in the cxgb4 driver in the Linux kernel. The bug occurs when the cxgb4 device is detaching due to a possible rearming of the flower_stats_timer from the work queue. This flaw allows a local user to crash the system, causing a denial of service condition.

CVSS Base Scores

version 3.1