Out-of-bounds Write Affecting libX11-devel package, versions <0:1.6.8-8.el8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.67% (51st percentile)

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  • Snyk IDSNYK-RHEL8-LIBX11DEVEL-5934959
  • published5 Oct 2023
  • disclosed4 Oct 2023

Introduced: 4 Oct 2023

CVE-2023-43785  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade RHEL:8 libX11-devel to version 0:1.6.8-8.el8 or higher.
This issue was patched in RHSA-2024:2973.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libX11-devel package and not the libX11-devel package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A vulnerability was found in libX11 due to a boundary condition within the _XkbReadKeySyms() function. This flaw allows a local user to trigger an out-of-bounds read error and read the contents of memory on the system.

CVSS Base Scores

version 3.1