| Name | CVE-2026-7233 |
| Description | A vulnerability was determined in Artifex MuPDF up to 1.28.0. The impacted element is the function fz_subset_cff_for_gids of the file subset-cff.c of the component CFF Index Handler. This manipulation causes out-of-bounds read. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through a bug report but has not responded yet. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1135372 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| mupdf (PTS) | bullseye | 1.17.0+ds1-2 | vulnerable |
| bullseye (security) | 1.17.0+ds1-2+deb11u2 | vulnerable |
| bookworm, bookworm (security) | 1.21.1+ds2-1+deb12u1 | vulnerable |
| trixie (security), trixie | 1.25.1+ds1-6+deb13u1 | vulnerable |
| forky | 1.27.0+ds1-5 | vulnerable |
| sid | 1.27.0+ds1-6 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| mupdf | source | (unstable) | (unfixed) | | | 1135372 |
Notes
[trixie] - mupdf <no-dsa> (Minor issue)
[bookworm] - mupdf <no-dsa> (Minor issue)
[bullseye] - mupdf <postponed> (Minor issue; can be fixed in next update)
https://bugs.ghostscript.com/show_bug.cgi?id=709328