CVE-2023-5367
xorg-server - security update
7.8
HIGH
CVSS 3.1
EPSS 0.06%
Description
A out-of-bounds write flaw was found in the xorg-x11-server. This issue occurs due to an incorrect calculation of a buffer offset when copying data stored in the heap in the XIChangeDeviceProperty function in Xi/xiproperty.c and in RRChangeOutputProperty function in randr/rrproperty.c, allowing for possible escalation of privileges or denial of service.
How to fix CVE-2023-5367
To remediate CVE-2023-5367, upgrade the affected package to a fixed version below.
- —upgrade to 2:1.20.11-1+deb11u8 or later
- —upgrade to 2:1.20.4-1+deb10u10 or later
- —upgrade to 2:1.20.11-1+deb11u8 or later
- —no fix listed
Is CVE-2023-5367 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 2:1.20.11-1+deb11u8
- from 0, < 2:1.20.4-1+deb10u10
- from 0, < 2:1.20.11-1+deb11u8
- from 0
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 |