mupdf: A floating point exception (divide-by-zero) vulnerability was discovered in mupdf 1.23.4 in function pnm_binary_read_...
CVE-2023-51106 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.
A floating point exception (divide-by-zero) vulnerability was discovered in mupdf 1.23.4 in function pnm_binary_read_image() of load-pnm.c when fz_colorspace_n returns zero.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| 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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