Heap-based buffer overflow in X.org Server and Xwayland - CVE-2024-31080

 

Heap-based buffer overflow in X.org Server and Xwayland - CVE-2024-31080

Published: April 4, 2024


Vulnerability identifier: #VU88115
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-31080
CWE-ID: CWE-122
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: X.org
Affected software:
X.org Server
Xwayland

Detailed vulnerability description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to a boundary error within the ProcXIGetSelectedEvents() function. A local user can trigger a heap-based buffer overflow and read system memory.


How to mitigate CVE-2024-31080

Install updates from vendor's website.

Sources