Memory Leak Affecting kernel-rt-debug package, versions <0:4.18.0-425.3.1.rt7.213.el8


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.08% (36th percentile)

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  • Snyk IDSNYK-ALMALINUX8-KERNELRTDEBUG-5633166
  • published28 May 2023
  • disclosed8 Nov 2022

Introduced: 8 Nov 2022

CVE-2021-30002  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 kernel-rt-debug to version 0:4.18.0-425.3.1.rt7.213.el8 or higher.
This issue was patched in ALSA-2022:7444.

NVD Description

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

An issue was discovered in the Linux kernel before 5.11.3 when a webcam device exists. video_usercopy in drivers/media/v4l2-core/v4l2-ioctl.c has a memory leak for large arguments, aka CID-fb18802a338b.

CVSS Scores

version 3.1