Vulnerability Details CVE-2022-2320
A flaw was found in the Xorg-x11-server. The specific flaw exists within the handling of ProcXkbSetDeviceInfo requests. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. This flaw allows an attacker to escalate privileges and execute arbitrary code in the context of root.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 16.3%
CVSS Severity
CVSS v3 Score 7.8
References
- https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08d8ebf1025dc
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939
- https://lists.freedesktop.org/archives/xorg-announce/2022-July/003192.html
- https://security.gentoo.org/glsa/202210-30
- https://security.netapp.com/advisory/ntap-20221104-0003/
- https://www.zerodayinitiative.com/advisories/ZDI-22-963/
- https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08d8ebf1025dc
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939
- https://lists.freedesktop.org/archives/xorg-announce/2022-July/003192.html
- https://security.gentoo.org/glsa/202210-30
- https://security.netapp.com/advisory/ntap-20221104-0003/
- https://www.zerodayinitiative.com/advisories/ZDI-22-963/
Products affected by CVE-2022-2320
-
cpe:2.3:a:x.org:xorg-server:21.1.0