Heap-based Buffer Overflow Affecting kernel-modules-extra package, versions <0:4.18.0-372.13.1.el8_6


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELMODULESEXTRA-2432638
  • published24 Mar 2022
  • disclosed11 Mar 2022

Introduced: 11 Mar 2022

CVE-2022-27666  (opens in a new tab)
CWE-122  (opens in a new tab)

How to fix?

Upgrade Centos:8 kernel-modules-extra to version 0:4.18.0-372.13.1.el8_6 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-modules-extra package and not the kernel-modules-extra package as distributed by Centos. See How to fix? for Centos: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