PT-2026-97977 · Libxi · Libxi

CVE-2026-93542

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Published

2026-09-24

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Updated

2026-09-28

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions libXi versions prior to 1.8.4
Description An out-of-bounds read occurs during XI2 class parsing within the size classes() and copy classes() functions. This flaw allows malicious servers to cause the X client to crash.
Recommendations Update libXi to version 1.8.4 or later.

Fix

Out of bounds Read

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dbugs@ptsecurity.com

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2026-93542
OPENSUSE-SU-2026:11895-1

Affected Products

Libxi