Use After Free Affecting kernel-debuginfo package, versions <0:4.14.173-137.228.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (11th percentile)

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  • Snyk IDSNYK-AMZN2-KERNELDEBUGINFO-6098359
  • published5 Dec 2023
  • disclosed22 Aug 2023

Introduced: 22 Aug 2023

CVE-2020-27418  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 kernel-debuginfo to version 0:4.14.173-137.228.amzn2 or higher.
This issue was patched in ALAS2-2020-1405.

NVD Description

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

A Use After Free vulnerability in Fedora Linux kernel 5.9.0-rc9 allows attackers to obatin sensitive information via vgacon_invert_region() function.

CVSS Scores

version 3.1