Vulnerability Monitor

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CVE-2023-43785

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.

Published

2023-10-10T13:15:21.877

Last Modified

2025-11-04T20:17:07.240

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

Weaknesses

Type: Secondary
CWE-787
Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	x.org	libx11	< 1.8.7	Yes
Operating System	redhat	enterprise_linux	8.0	Yes
Operating System	redhat	enterprise_linux	9.0	Yes
Operating System	fedoraproject	fedora	38	Yes

References

https://access.redhat.com/errata/RHSA-2024:2145 ([email protected])
https://access.redhat.com/errata/RHSA-2024:2973 ([email protected])
https://access.redhat.com/security/cve/CVE-2023-43785 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=2242252 Issue Tracking, Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2024:2145 (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2024:2973 (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/security/cve/CVE-2023-43785 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=2242252 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2023/10/msg00004.html (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20231103-0006/ (af854a3a-2127-422b-91ae-364da2661108)