CVEvulnerability
CVE-2022-2320
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-09-01
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-787
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.
Affected configurations
• x.org x server 21.1.0
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08d8ebf1025dc Patch, Third Party Advisory
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938 Patch, Third Party Advisory
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939 Patch, Third Party Advisory
- https://lists.freedesktop.org/archives/xorg-announce/2022-July/003192.html Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202210-30 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20221104-0003/ Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-963/ Third Party Advisory, VDB Entry
- https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08d8ebf1025dc Patch, Third Party Advisory
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938 Patch, Third Party Advisory
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939 Patch, Third Party Advisory
- https://lists.freedesktop.org/archives/xorg-announce/2022-July/003192.html Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202210-30 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20221104-0003/ Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-963/ Third Party Advisory, VDB Entry