Race Condition Affecting kernel-default-livepatch-devel package, versions <4.12.14-150100.197.142.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-SLES151-KERNELDEFAULTLIVEPATCHDEVEL-5423531
  • published15 Apr 2023
  • disclosed6 Jul 2023

Introduced: 15 Apr 2023

CVE-2022-20567  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 kernel-default-livepatch-devel to version 4.12.14-150100.197.142.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-livepatch-devel package and not the kernel-default-livepatch-devel package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

In pppol2tp_create of l2tp_ppp.c, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-186777253References: Upstream kernel

CVSS Scores

version 3.1