Out-of-bounds read in libx11 - CVE-2023-43785
Published: October 3, 2023
Vulnerability identifier: #VU81432
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-43785
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: xorg.freedesktop.org
Affected software:
libx11
libx11
Detailed vulnerability description
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the _XkbReadKeySyms() function. A local user can trigger an out-of-bounds read error and read contents of memory on the system.
How to mitigate CVE-2023-43785
Install updates from vendor's website.