Improper Locking Affecting kernel-uek-doc package, versions <0:4.1.12-124.62.3.el7uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (24th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-ORACLE7-KERNELUEKDOC-2803266
  • published26 Apr 2022
  • disclosed23 Mar 2022

Introduced: 23 Mar 2022

CVE-2021-4149  (opens in a new tab)
CWE-667  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-uek-doc to version 0:4.1.12-124.62.3.el7uek or higher.
This issue was patched in ELSA-2022-9348.

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:7 relevant fixed versions and status.

A vulnerability was found in btrfs_alloc_tree_b in fs/btrfs/extent-tree.c in the Linux kernel due to an improper lock operation in btrfs. In this flaw, a user with a local privilege may cause a denial of service (DOS) due to a deadlock problem.

CVSS Scores

version 3.1