| Name | CVE-2018-20185 |
| Description | In GraphicsMagick 1.4 snapshot-20181209 Q8 on 32-bit platforms, there is a heap-based buffer over-read in the ReadBMPImage function of bmp.c, which allows attackers to cause a denial of service via a crafted bmp image file. This only affects GraphicsMagick installations with customized BMP limits. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-1619-1 |
| Debian Bugs | 916719 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| graphicsmagick (PTS) | buster | 1.4+really1.3.35-1~deb10u2 | fixed |
| buster (security) | 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 |
| trixie | 1.4+really1.3.42-1 | fixed |
| sid | 1.4+really1.3.43-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
Partial fix: http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/648e3977a293
https://sourceforge.net/p/graphicsmagick/bugs/582/
Partial fix adressed in 1.4~hg15873-1, but according to maintainer not yet
complete: Cf. https://bugs.debian.org/916719#15
Fix causes more issues: https://bugzilla.suse.com/show_bug.cgi?id=1119823#c1
Followup: http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/c38fc0e3e465