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…
- Published
- Updated
- Reserved
- Assigned by
- redhat
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.
Timeline
ID reserved
By redhat
- 58 days later
· 58 days later
Published
- 23 months later
· 23 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.63% · top 49% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
xorg-x11-server
- affected xorg-x11-server 21.1
References (7)
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938 (opens in a new tab)x_transferred
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939 (opens in a new tab)x_transferred
- https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08d8ebf1025dc (opens in a new tab)x_transferred
- https://www.zerodayinitiative.com/advisories/ZDI-22-963/ (opens in a new tab)x_transferred
- https://lists.freedesktop.org/archives/xorg-announce/2022-July/003192.html (opens in a new tab)x_transferred
- GLSA-202210-30 (opens in a new tab)vendor-advisoryx_transferred
- https://security.netapp.com/advisory/ntap-20221104-0003/ (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-2320)Record last updated .