| Name | CVE-2020-21896 |
| Description | A Use After Free vulnerability in svg_dev_text_span_as_paths_defs function in source/fitz/svg-device.c in Artifex Software MuPDF 1.16.0 allows remote attackers to cause a denial of service via opening of a crafted PDF file. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| mupdf (PTS) | buster | 1.14.0+ds1-4+deb10u3 | vulnerable |
| buster (security) | 1.14.0+ds1-4+deb10u2 | vulnerable |
| bullseye | 1.17.0+ds1-2 | vulnerable |
| bullseye (security) | 1.17.0+ds1-1.3~deb11u1 | vulnerable |
| bookworm | 1.21.1+ds2-1 | fixed |
| trixie, sid | 1.23.10+ds1-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| mupdf | source | (unstable) | 1.19.0+ds1-1 | | | |
Notes
[bullseye] - mupdf <no-dsa> (Minor issue)
[buster] - mupdf <no-dsa> (Minor issue)
https://bugs.ghostscript.com/show_bug.cgi?id=701294
https://git.ghostscript.com/?p=mupdf.git;h=8719e07834d6a72b6b4131539e49ed1e8e2ff79e