CVE-2021-37220

NameCVE-2021-37220
DescriptionMuPDF through 1.18.1 has an out-of-bounds write because the cached color converter does not properly consider the maximum key size of a hash table. This can, for example, be seen with crafted "mutool draw" input.
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)
Debian Bugs991402

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+deb9u7vulnerable
buster1.14.0+ds1-4+deb10u3vulnerable
buster (security)1.14.0+ds1-4+deb10u2vulnerable
bullseye, sid1.17.0+ds1-1.3vulnerable
bullseye (security)1.17.0+ds1-1.3~deb11u1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mupdfsource(unstable)(unfixed)991402

Notes

http://git.ghostscript.com/?p=mupdf.git;h=f5712c9949d026e4b891b25837edd2edc166151f
https://bugs.ghostscript.com/show_bug.cgi?id=703791

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