Description
Heap-based buffer overflow in the ensure_solid_xref function in pdf/pdf-xref.c in Artifex MuPDF 1.12.0 allows a remote attacker to potentially execute arbitrary code via a crafted PDF file, because xref subsection object numbers are unrestricted.
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | mupdf | No fix yet | — |
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 | 1.13-r0 | — |
| Alpine v3.23 | mupdf | 1.13-r0 | — |
| Alpine v3.22 | mupdf | 1.13-r0 | — |
| Alpine v3.21 | mupdf | 1.13-r0 | — |
| Alpine v3.20 | mupdf | 1.13-r0 | — |
Show 13 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | mupdf | 1.13-r0 | — |
| Alpine v3.18 | mupdf | 1.13-r0 | — |
| Alpine v3.17 | mupdf | 1.13-r0 | — |
| Alpine v3.16 | mupdf | 1.13-r0 | — |
| Alpine v3.15 | mupdf | 1.13-r0 | — |
| Alpine v3.14 | mupdf | 1.13-r0 | — |
| Alpine v3.13 | mupdf | 1.13-r0 | — |
| Alpine v3.12 | mupdf | 1.13-r0 | — |
| Alpine v3.11 | mupdf | 1.13-r0 | — |
| Alpine v3.10 | mupdf | 1.13-r0 | — |
| Alpine v3.9 | mupdf | 1.13-r0 | — |
| Alpine v3.8 | mupdf | 1.13-r0 | — |
| Alpine v3.7 | mupdf | 1.13-r0 | — |
Advisories 1
- openSUSE-SU-2024:11068-1 mupdf-1.18.0-1.7 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026