| Name | CVE-2013-6424 |
| Description | Integer underflow in the xTrapezoidValid macro in render/picture.h in X.Org allows context-dependent attackers to cause a denial of service (crash) via a negative bottom value. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-2822-1 |
| Debian Bugs | 742922 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| xorg-server (PTS) | bullseye | 2:1.20.11-1+deb11u13 | fixed |
| bullseye (security) | 2:1.20.11-1+deb11u14 | fixed |
| bookworm, bookworm (security) | 2:21.1.7-3+deb12u8 | fixed |
| sid, trixie | 2:21.1.14-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
Band-aid fix in Wheezy not applicable to upstream code, fixed post-Wheezy
in pixman: http://cgit.freedesktop.org/pixman/commit/?id=5e14da97f16e421d084a9e735be21b1025150f0c
Mark the first post-wheezy xorg-server as a pseudo fixed version