CVE-2023-43787
7.8
HIGH
CVSS 3.1
EPSS 0.04%
Description
A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.
How to fix CVE-2023-43787
To remediate CVE-2023-43787, upgrade the affected package to a fixed version below.
- Alpine/libx11—upgrade to 1.8.7-r0 or later
- Debian/libx11—upgrade to 2:1.7.2-1+deb11u2 or later
Is CVE-2023-43787 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.8.7-r0
- from 0, < 2:1.7.2-1+deb11u2
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 |