CVE-2020-26519

NameCVE-2020-26519
DescriptionArtifex MuPDF before 1.18.0 has a heap based buffer over-write when parsing JBIG2 files allowing attackers to cause a denial of service.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-2589-1, DSA-4794-1
NVD severitymedium
Debian Bugs971595

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mupdf (PTS)stretch1.9a+ds1-4+deb9u4vulnerable
stretch (security)1.9a+ds1-4+deb9u7fixed
buster1.14.0+ds1-4+deb10u3fixed
buster (security)1.14.0+ds1-4+deb10u2fixed
bullseye, sid1.17.0+ds1-2fixed
bullseye (security)1.17.0+ds1-1.3~deb11u1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mupdfsourcestretch1.9a+ds1-4+deb9u6DLA-2589-1
mupdfsourcebuster1.14.0+ds1-4+deb10u2DSA-4794-1
mupdfsource(unstable)1.17.0+ds1-1.1971595

Notes

http://git.ghostscript.com/?p=mupdf.git;a=commit;h=af1e390a2c7abceb32676ec684cd1dbb92907ce8
https://bugs.ghostscript.com/show_bug.cgi?id=702937

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