383
VMScore

CVE-2021-37220

Published: 21/07/2021 Updated: 07/11/2023
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Vulnerability Summary

MuPDF up to and including 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.

Vulnerability Trend

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artifex mupdf

fedoraproject fedora 34

Vendor Advisories

Debian Bug report logs - #991402 mupdf: CVE-2021-37220 Package: src:mupdf; Maintainer for src:mupdf is Kan-Ru Chen (陳侃如) <koster@debianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Thu, 22 Jul 2021 18:51:01 UTC Severity: important Tags: fixed-upstream, pending, security, upstream Found in ...
MuPDF through 1181 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 ...