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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| X.Org | X Server | 21.1.0 |
Related Weaknesses (CWE)
References
- https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08PatchThird Party Advisory
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938PatchThird Party Advisory
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939PatchThird Party Advisory
- https://lists.freedesktop.org/archives/xorg-announce/2022-July/003192.htmlPatchThird Party Advisory
- https://security.gentoo.org/glsa/202210-30Third Party Advisory
- https://security.netapp.com/advisory/ntap-20221104-0003/Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-963/Third Party AdvisoryVDB Entry
- https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08PatchThird Party Advisory
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938PatchThird Party Advisory
- https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939PatchThird Party Advisory
- https://lists.freedesktop.org/archives/xorg-announce/2022-July/003192.htmlPatchThird Party Advisory
- https://security.gentoo.org/glsa/202210-30Third Party Advisory
- https://security.netapp.com/advisory/ntap-20221104-0003/Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-963/Third Party AdvisoryVDB Entry
FAQ
What is CVE-2022-2320?
CVE-2022-2320 is a vulnerability with a CVSS score of 7.8 (HIGH). 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, whic...
How severe is CVE-2022-2320?
CVE-2022-2320 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-2320?
Check the references section above for vendor advisories and patch information. Affected products include: X.Org X Server.