Memory Leak Affecting perf package, versions <0:5.14.0-162.6.1.el9_1


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-ALMALINUX9-PERF-5646174
  • published28 May 2023
  • disclosed15 Nov 2022

Introduced: 15 Nov 2022

CVE-2022-0854  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 perf to version 0:5.14.0-162.6.1.el9_1 or higher.
This issue was patched in ALSA-2022:8267.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

A memory leak flaw was found in the Linux kernel’s DMA subsystem, in the way a user calls DMA_FROM_DEVICE. This flaw allows a local user to read random memory from the kernel space.

CVSS Scores

version 3.1