| 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) | jessie, jessie (lts) | 2:1.16.4-1+deb8u17 | fixed |
| stretch (security) | 2:1.19.2-1+deb9u9 | fixed |
| stretch (lts), stretch | 2:1.19.2-1+deb9u20 | fixed |
| buster, buster (lts) | 2:1.20.4-1+deb10u15 | fixed |
| buster (security) | 2:1.20.4-1+deb10u14 | fixed |
| bullseye | 2:1.20.11-1+deb11u13 | fixed |
| bullseye (security) | 2:1.20.11-1+deb11u14 | fixed |
| bookworm (security), bookworm | 2:21.1.7-3+deb12u8 | fixed |
| trixie | 2:21.1.14-2 | fixed |
| sid | 2:21.1.15-2 | 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