| Name | CVE-2020-21890 |
| Description | Buffer Overflow vulnerability in clj_media_size function in devices/gdevclj.c in Artifex Ghostscript 9.50 allows remote attackers to cause a denial of service or other unspecified impact(s) via opening of crafted PDF document. |
| 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-3582-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| ghostscript (PTS) | buster | 9.27~dfsg-2+deb10u5 | vulnerable |
| buster (security) | 9.27~dfsg-2+deb10u9 | fixed |
| bullseye | 9.53.3~dfsg-7+deb11u6 | fixed |
| bullseye (security) | 9.53.3~dfsg-7+deb11u5 | fixed |
| bookworm, bookworm (security) | 10.0.0~dfsg-11+deb12u3 | fixed |
| trixie | 10.02.1~dfsg-3 | fixed |
| sid | 10.03.0~dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://bugs.ghostscript.com/show_bug.cgi?id=701846
Prerequisite for fixing commit: https://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=dbdb5f8527007b482d4e6037b558dbf3e6a06d3a (ghostpdl-9.51rc1)
Fixed by: https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=494eeedf73d13fac5710e56f3a8fb2e7e2379d73 (ghostpdl-9.51rc1)