Improper Synchronization Affecting kernel-default-man package, versions <4.12.14-150.63.1


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (24th percentile)

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  • Snyk IDSNYK-SLES150-KERNELDEFAULTMAN-2701308
  • published14 Apr 2022
  • disclosed26 Nov 2020

Introduced: 26 Nov 2020

CVE-2020-25668  (opens in a new tab)
CWE-662  (opens in a new tab)

How to fix?

Upgrade SLES:15.0 kernel-default-man to version 4.12.14-150.63.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-man package and not the kernel-default-man package as distributed by SLES. See How to fix? for SLES:15.0 relevant fixed versions and status.

A flaw was found in Linux Kernel because access to the global variable fg_console is not properly synchronized leading to a use after free in con_font_op.

CVSS Scores

version 3.1