Use After Free Affecting kernel-debuginfo-common-x86_64 package, versions <0:4.14.291-218.527.amzn2


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (24th percentile)

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  • Snyk IDSNYK-AMZN2-KERNELDEBUGINFOCOMMONX8664-3022953
  • published14 Sept 2022
  • disclosed8 Jan 2024

Introduced: 14 Sep 2022

CVE-2022-2588  (opens in a new tab)
CWE-416  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Amazon-Linux:2 kernel-debuginfo-common-x86_64 to version 0:4.14.291-218.527.amzn2 or higher.
This issue was patched in ALAS2-2022-1838.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debuginfo-common-x86_64 package and not the kernel-debuginfo-common-x86_64 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0.

CVSS Scores

version 3.1