Improper Locking Affecting kernel-uek-doc package, versions <0:5.4.17-2011.6.2.el8uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.11% (46th percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELUEKDOC-2578164
  • published10 Apr 2022
  • disclosed9 May 2020

Introduced: 9 May 2020

CVE-2020-12771  (opens in a new tab)
CWE-667  (opens in a new tab)

How to fix?

Upgrade Oracle:8 kernel-uek-doc to version 0:5.4.17-2011.6.2.el8uek or higher.
This issue was patched in ELSA-2020-5848.

NVD Description

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

An issue was discovered in the Linux kernel through 5.6.11. btree_gc_coalesce in drivers/md/bcache/btree.c has a deadlock if a coalescing operation fails.

CVSS Scores

version 3.1