CVE-2022-2320
7.8
HIGH
CVSS 3.1
EPSS 0.06%
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.
How to fix CVE-2022-2320
To remediate CVE-2022-2320, upgrade the affected package to a fixed version below.
- —upgrade to 2:1.20.11-1+deb11u2 or later
- —upgrade to 2:22.1.3-1 or later
Is CVE-2022-2320 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2:1.20.11-1+deb11u2
- from 0, < 2:22.1.3-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |