| Name | CVE-2018-6544 |
| Description | pdf_load_obj_stm in pdf/pdf-xref.c in Artifex MuPDF 1.12.0 could reference the object stream recursively and therefore run out of error stack, which allows remote attackers to cause a denial of service via a 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 | DSA-4152-1 |
| Debian Bugs | 891245 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| mupdf (PTS) | bullseye | 1.17.0+ds1-2 | fixed |
| bullseye (security) | 1.17.0+ds1-1.3~deb11u1 | fixed |
| bookworm | 1.21.1+ds2-1 | fixed |
| sid, trixie | 1.24.10+ds1-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[wheezy] - mupdf <ignored> (Most likely not affected, minor issue)
https://git.ghostscript.com/?p=mupdf.git;h=26527eef77b3e51c2258c8e40845bfbc015e405d
above patch is not needed in Jessie, as there is no fz_try() used in this version
https://git.ghostscript.com/?p=mupdf.git;h=b03def134988da8c800adac1a38a41a1f09a1d89
https://bugs.ghostscript.com/show_bug.cgi?id=698830
https://bugs.ghostscript.com/show_bug.cgi?id=698965
https://lists.debian.org/debian-lts/2018/03/msg00043.html