Description
Heap-based buffer overflow in the fz_subsample_pixmap function in fitz/pixmap.c in MuPDF 1.10a allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a crafted image.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | mupdf | 1.9a+ds1-3 | — |
| Debian 13 | mupdf | 1.9a+ds1-3 | — |
| Debian 12 | mupdf | 1.9a+ds1-3 | — |
| Debian 8 | mupdf | 1.5-1+deb8u2 | DSA-3797-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | mupdf | 1.18.0-1.7 | openSUSE-SU-2024:11068-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | mupdf | 1.10a-r1 | — |
| Alpine v3.23 | mupdf | 1.10a-r1 | — |
| Alpine v3.22 | mupdf | 1.10a-r1 | — |
| Alpine v3.21 | mupdf | 1.10a-r1 | — |
| Alpine v3.20 | mupdf | 1.10a-r1 | — |
Show 15 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | mupdf | 1.10a-r1 | — |
| Alpine v3.18 | mupdf | 1.10a-r1 | — |
| Alpine v3.17 | mupdf | 1.10a-r1 | — |
| Alpine v3.16 | mupdf | 1.10a-r1 | — |
| Alpine v3.15 | mupdf | 1.10a-r1 | — |
| Alpine v3.14 | mupdf | 1.10a-r1 | — |
| Alpine v3.13 | mupdf | 1.10a-r1 | — |
| Alpine v3.12 | mupdf | 1.10a-r1 | — |
| Alpine v3.11 | mupdf | 1.10a-r1 | — |
| Alpine v3.10 | mupdf | 1.10a-r1 | — |
| Alpine v3.9 | mupdf | 1.10a-r1 | — |
| Alpine v3.8 | mupdf | 1.10a-r1 | — |
| Alpine v3.7 | mupdf | 1.10a-r1 | — |
| Alpine v3.6 | mupdf | 1.10a-r1 | — |
| Alpine v3.5 | mupdf | 1.10a-r1 | — |
Advisories 2
- DSA-3797-1 mupdf - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:11068-1 mupdf-1.18.0-1.7 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- [oss-security] 20170207 Re: mupdf: heap-based buffer overflow in fz_subsample_pixmap mailing-list
- https://bugs.ghostscript.com/show_bug.cgi?id=697515
- http://git.ghostscript.com/?p=mupdf.git%3Bh=2c4e5867ee699b1081527bc6c6ea0e99a35a5c27
- DSA-3797 vendor-advisory
- 96139 vdb-entry
- [oss-security] 20170206 mupdf: heap-based buffer overflow in fz_subsample_pixmap mailing-list
- GLSA-201702-12 vendor-advisory