CVE-2023-43785

MEDIUM

libX11 - Memory Corruption

Title source: llm
STIX 2.1

Description

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.

References (6)

Core 6
Core References
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2024:2145
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2024:2973
Third Party Advisory vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2023-43785
Issue Tracking, Third Party Advisory issue-tracking x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2242252

Scores

CVSS v3 6.5
EPSS 0.0010
EPSS Percentile 27.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-125 CWE-787
Status published
Products (4)
fedoraproject/fedora 38
redhat/enterprise_linux 8.0
redhat/enterprise_linux 9.0
x.org/libx11 < 1.8.7
Published Oct 10, 2023
Tracked Since Feb 18, 2026