Improper Cross-boundary Removal of Sensitive Data Affecting kernel-rt-debug-modules-extra package, versions <0:4.18.0-477.10.1.rt7.274.el8_8


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-ALMALINUX8-KERNELRTDEBUGMODULESEXTRA-5627904
  • published28 May 2023
  • disclosed9 May 2023

Introduced: 9 May 2023

CVE-2021-26341  (opens in a new tab)
CWE-212  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 kernel-rt-debug-modules-extra to version 0:4.18.0-477.10.1.rt7.274.el8_8 or higher.
This issue was patched in ALSA-2023:2736.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-modules-extra package and not the kernel-rt-debug-modules-extra package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 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