Out-of-bounds Write Affecting kernel-rt-core package, versions <0:4.18.0-425.19.2.rt7.230.el8_7


Severity

Recommended
0.0
high
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-ROCKY8-KERNELRTCORE-5485946
  • published2 Mar 2023
  • disclosed5 Jan 2023

Introduced: 5 Jan 2023

CVE-2022-4378  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 kernel-rt-core to version 0:4.18.0-425.19.2.rt7.230.el8_7 or higher.
This issue was patched in RLSA-2023:1584.

NVD Description

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

A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.

CVSS Scores

version 3.1