| Name | CVE-2020-21679 |
| Description | Buffer Overflow vulnerability in WritePCXImage function in pcx.c in GraphicsMagick 1.4 allows remote attackers to cause a denial of service via converting of crafted image file to pcx format. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | ELA-1216-1, ELA-969-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| graphicsmagick (PTS) | jessie, jessie (lts) | 1.3.20-3+deb8u14 | fixed |
| stretch (security) | 1.3.30+hg15796-1~deb9u5 | vulnerable |
| stretch (lts), stretch | 1.3.30+hg15796-1~deb9u7 | fixed |
| buster (security), buster, buster (lts) | 1.4+really1.3.35-1~deb10u3 | fixed |
| bullseye (security), bullseye | 1.4+really1.3.36+hg16481-2+deb11u1 | fixed |
| bookworm | 1.4+really1.3.40-4 | fixed |
| sid, trixie | 1.4+really1.3.45-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://sourceforge.net/p/graphicsmagick/bugs/619/
http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/bd13b1d335f3