Out-of-bounds Write Affecting kernel-rt-modules-extra package, versions <0:4.18.0-372.13.1.rt7.170.el8_6


Severity

Recommended
0.0
high
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ALMALINUX8-KERNELRTMODULESEXTRA-5633556
  • published28 May 2023
  • disclosed1 Jul 2022

Introduced: 1 Jul 2022

CVE-2022-27666  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 kernel-rt-modules-extra to version 0:4.18.0-372.13.1.rt7.170.el8_6 or higher.
This issue was patched in ALSA-2022:5344.

NVD Description

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

A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4.c and net/ipv6/esp6.c. This flaw allows a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation threat.

CVSS Scores

version 3.1