Use After Free Affecting kernel-default-base package, versions <5.3.18-24.49.2.9.21.2


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (16th percentile)

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  • Snyk IDSNYK-SLES152-KERNELDEFAULTBASE-2691043
  • published14 Apr 2022
  • disclosed9 Feb 2021

Introduced: 9 Feb 2021

CVE-2021-0342  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.2 kernel-default-base to version 5.3.18-24.49.2.9.21.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-base package and not the kernel-default-base package as distributed by SLES. See How to fix? for SLES:15.2 relevant fixed versions and status.

In tun_get_user of tun.c, there is possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privileges required. User interaction is not required for exploitation. Product: Android; Versions: Android kernel; Android ID: A-146554327.

CVSS Scores

version 3.1