SB2024031345 - Red Hat Enterprise Linux 9.2 Extended Update Support update for libX11 



SB2024031345 - Red Hat Enterprise Linux 9.2 Extended Update Support update for libX11

Published: March 13, 2024

Security Bulletin ID SB2024031345
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Adjecent network
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Out-of-bounds write (CVE-ID: CVE-2023-3138)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within src/InitExt.c in libX11. A remote attacker can send specially crafted data to the server, trigger an out-of-bounds write and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.