Exposure of Resource to Wrong Sphere Affecting kernel package, versions <0:4.14.268-139.500.amzn1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-AMZN201803-KERNEL-2421187
  • published11 Mar 2022
  • disclosed11 Mar 2022

Introduced: 11 Mar 2022

CVE-2021-26341  (opens in a new tab)
CWE-668  (opens in a new tab)
CWE-552  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel to version 0:4.14.268-139.500.amzn1 or higher.
This issue was patched in ALAS-2022-1571.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel package and not the kernel package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

Some AMD CPUs may transiently execute beyond unconditional direct branches, which may potentially result in data leakage.

CVSS Scores

version 3.1