Use After Free Affecting kernel-doc package, versions <0:4.18.0-147.el8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.11% (45th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELDOC-3493024
  • published26 Jul 2021
  • disclosed19 Aug 2019

Introduced: 19 Aug 2019

CVE-2019-15214  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-doc to version 0:4.18.0-147.el8 or higher.
This issue was patched in RHSA-2019:3517.

NVD Description

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

An issue was discovered in the Linux kernel before 5.0.10. There is a use-after-free in the sound subsystem because card disconnection causes certain data structures to be deleted too early. This is related to sound/core/init.c and sound/core/info.c.

CVSS Scores

version 3.1