Improper Synchronization Affecting kernel-uek-debug-devel package, versions <0:5.4.17-2036.101.2.el8uek


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (24th percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELUEKDEBUGDEVEL-2577568
  • published10 Apr 2022
  • disclosed26 May 2021

Introduced: 26 May 2021

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

How to fix?

Upgrade Oracle:8 kernel-uek-debug-devel to version 0:5.4.17-2036.101.2.el8uek or higher.
This issue was patched in ELSA-2020-5996.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-debug-devel package and not the kernel-uek-debug-devel package as distributed by Oracle. See How to fix? for Oracle:8 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