CVE-2021-37220

MuPDF 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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 31%
VendorProductVersion
artifexmupdf
𝑥
≤ 1.18.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
mupdf
bullseye
1.17.0+ds1-2
fixed
buster
no-dsa
stretch
not-affected
bullseye (security)
vulnerable
bookworm
1.21.1+ds2-1
fixed
sid
1.24.10+ds1-1
fixed
trixie
1.24.10+ds1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
mupdf
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
hirsute
ignored
focal
needed
bionic
needed
xenial
needs-triage
trusty
dne
Common Weakness Enumeration
References
http://git.ghostscript.com/?p=mupdf.git%3Bh=f5712c9949d026e4b891b25837edd2edc166151f
https://bugs.ghostscript.com/show_bug.cgi?id=703791
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TKRMREIYUBGG2GV73CU7BJNW2Q34IP23/
http://git.ghostscript.com/?p=mupdf.git%3Bh=f5712c9949d026e4b891b25837edd2edc166151f
https://bugs.ghostscript.com/show_bug.cgi?id=703791
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TKRMREIYUBGG2GV73CU7BJNW2Q34IP23/