Use After Free Affecting kernel-livepatch-5.15.29-16.111 package, versions <0:1.0-0.amzn2022


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.37% (29th percentile)

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  • Snyk IDSNYK-AMZN2022-KERNELLIVEPATCH5152916111-2997343
  • published29 Aug 2022
  • disclosed13 Apr 2022

Introduced: 13 Apr 2022

CVE-2022-29156  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2022 kernel-livepatch-5.15.29-16.111 to version 0:1.0-0.amzn2022 or higher.
This issue was patched in ALAS2022-2022-042.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-5.15.29-16.111 package and not the kernel-livepatch-5.15.29-16.111 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2022 relevant fixed versions and status.

drivers/infiniband/ulp/rtrs/rtrs-clt.c in the Linux kernel before 5.16.12 has a double free related to rtrs_clt_dev_release.

CVSS Base Scores

version 3.1