CVE-2021-4216

low-risk
Published 2022-08-26

A Floating point exception (division-by-zero) flaw was found in Mupdf for zero width pages in muraster.c. It is fixed in Mupdf-1.20.0-rc1 upstream.

Do I need to act?

-
0.03% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Artifex

References (4)

Permissions Required https://bugs.ghostscript.com/show_bug.cgi?id=704834
Patch https://github.com/ArtifexSoftware/mupdf/commit/22c47acbd52949421f8c7cb46ea15568...
Permissions Required https://bugs.ghostscript.com/show_bug.cgi?id=704834
Patch https://github.com/ArtifexSoftware/mupdf/commit/22c47acbd52949421f8c7cb46ea15568...
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal