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Status published
High
CVE-2022-2320
A flaw was found in the Xorg-x11-server. The specific flaw...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939
- https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08d8ebf1025dc
- https://www.zerodayinitiative.com/advisories/ZDI-22-963/
- 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/
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Affected Vendor
Affected Software
xorg-x11-server
Vulnerable Versions:
xorg-x11-server 21.1
Timeline
Official Publish:
September 1st, 2022
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H