Summary
Naoki Wakamatsu discovered that libXpm did not properly validate file
boundaries when processing XPM image files. An attacker could possibly use
this issue to cause libXpm to crash, resulting in a denial of service.
Fixed packages 3
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 22.04 LTS 22.04:LTS | libxpm | 1:3.5.12-1ubuntu0.22.04.3 |
| Ubuntu · 24.04 LTS 24.04:LTS | libxpm | 1:3.5.17-1ubuntu0.24.04.1 |
| Ubuntu · 26.04 LTS 26.04:LTS | libxpm | 1:3.5.17-1ubuntu0.26.04.1 |
Vulnerabilities 1
-
Medium 5.5
Libxpm: libxpm: denial of service via out-of-bounds read in xpm file parsing
A flaw was found in libXpm. A local user with low privileges could exploit an Out-of-Bounds Read vulnerability in the `xpmNextWord()` function by processing a specially crafted or very small XPM (X PixMap) image file. This improper validation of file boundari…
References
-
report
https://ubuntu.com/security/CVE-2026-4367