Description
There is an out-of-bounds read in fz_run_t3_glyph in fitz/font.c in Artifex MuPDF 1.14.0, as demonstrated by mutool.
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+ds1-3 | — |
| Debian 13 | mupdf | 1.14.0+ds1-3 | — |
| Debian 12 | mupdf | 1.14.0+ds1-3 | — |
| Debian 9 | mupdf | 1.9a+ds1-4+deb9u5 | DLA-2289-1 |
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 |
Advisories 2
- DLA-2289-1 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
- 105755 vdb-entry
- https://bugs.ghostscript.com/show_bug.cgi?id=700043
- https://github.com/TeamSeri0us/pocs/tree/master/mupdf
- [debian-lts-announce] 20200725 [SECURITY] [DLA 2289-1] mupdf security update mailing-list
- https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=164ddc22ee0d5b63a81d5148f44c37dd132a9356