CVE-2023-51104

mupdf-tools: A floating point exception (divide-by-zero) vulnerability was discovered in Artifex MuPDF 1.23.4 in function pnm_bina...

CVE-2023-51104 is fixed in 2 products on 1 platform, first by mupdf 1.16.1+ds1-1ubuntu1+esm2, released August 4, 2025. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0091
60th percentile

A floating point exception (divide-by-zero) vulnerability was discovered in Artifex MuPDF 1.23.4 in function pnm_binary_read_image() of load-pnm.c when span equals zero.

Where it's fixed

ProductFixed inFixReleased
Linux
mupdf · Ubuntu 20.04 LTS (focal) 1.16.1+ds1-1ubuntu1+esm2 mupdf 1.16.1+ds1-1ubuntu1+esm2 Aug 4, 2025
mupdf · Ubuntu 22.04.1 LTS (jammy) 1.19.0+ds1-2ubuntu0.1~esm1 mupdf 1.19.0+ds1-2ubuntu0.1~esm1 Aug 4, 2025
mupdf · Ubuntu 24.04.5 LTS (noble) 1.23.10+ds1-1ubuntu0.1~esm1 mupdf 1.23.10+ds1-1ubuntu0.1~esm1 Aug 4, 2025
mupdf-tools · Ubuntu 20.04 LTS (focal) 1.16.1+ds1-1ubuntu1+esm2 mupdf-tools 1.16.1+ds1-1ubuntu1+esm2 Aug 4, 2025
mupdf-tools · Ubuntu 22.04.1 LTS (jammy) 1.19.0+ds1-2ubuntu0.1~esm1 mupdf-tools 1.19.0+ds1-2ubuntu0.1~esm1 Aug 4, 2025
mupdf-tools · Ubuntu 24.04.5 LTS (noble) 1.23.10+ds1-1ubuntu0.1~esm1 mupdf-tools 1.23.10+ds1-1ubuntu0.1~esm1 Aug 4, 2025

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