Race Condition Affecting kernel-livepatch-5_3_18-59_5-default package, versions <10-150300.2.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

Exploit Maturity
Attacked
EPSS
0.81% (52nd percentile)

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  • Snyk IDSNYK-SLES153-KERNELLIVEPATCH5318595DEFAULT-3265292
  • published14 Apr 2022
  • disclosed1 Mar 2022

Introduced: 1 Mar 2022

CVE-2021-0920  (opens in a new tab)
CWE-362  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.3 kernel-livepatch-5_3_18-59_5-default to version 10-150300.2.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-5_3_18-59_5-default package and not the kernel-livepatch-5_3_18-59_5-default package as distributed by SLES. See How to fix? for SLES:15.3 relevant fixed versions and status.

In unix_scm_to_skb of af_unix.c, there is a possible use after free bug 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-196926917References: Upstream kernel

CVSS Base Scores

version 3.1