Description
In Artifex MuPDF 1.12.0 and earlier, multiple memory leaks in the PDF parser allow an attacker to cause a denial of service (memory leak) via a crafted file.
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 | 1.14.0+ds1-1 | — |
| Debian 13 | mupdf | 1.14.0+ds1-1 | — |
| Debian 12 | mupdf | 1.14.0+ds1-1 | — |
| Debian 9 | mupdf | 1.14.0+ds1-4+deb9u1 | DLA-2765-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | mupdf | 1.16.1+ds1-1ubuntu1+esm1 | USN-7825-1 |
| Ubuntu Pro 18.04 LTS | mupdf | 1.12.0+ds1-1ubuntu0.1~esm1 | USN-7825-1 |
| Ubuntu Pro 16.04 LTS | mupdf | 1.7a-1ubuntu0.1~esm1 | USN-7825-1 |
Advisories 2
- USN-7825-1 mupdf vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- DLA-2765-1 mupdf - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5502
- GLSA-201811-15 vendor-advisory
- [debian-lts-announce] 20210923 [SECURITY] [DLA 2765-1] mupdf security update mailing-list
- https://bugs.ghostscript.com/show_bug.cgi?id=698887
- https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=8aa2bd34065d2844aae778bd4cc20c74bbcd9406