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CVE-2026-7233

CVE-2026-7233 · Artifex MuPDF CFF Index subset-cff.c fz_subset_cff_for_gids out-of-bounds

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

CVSS 4.8 · Medium · EPSS 0.2%

Published
Updated

Stack: system

Affected products and versions

  • mupdf

    Versions
    • 1.0: Affected
    • 1.1: Affected
    • 1.2: Affected
    • 1.3: Affected
    • 1.4: Affected
    • 1.5: Affected
    • 1.6: Affected
    • 1.7: Affected
    • 1.8: Affected
    • 1.9: Affected
    • 1.10: Affected
    • 1.11: Affected
    • 1.12: Affected
    • 1.13: Affected
    • 1.14: Affected
    • 1.15: Affected
    • 1.16: Affected
    • 1.17: Affected
    • 1.18: Affected
    • 1.19: Affected
    • 1.20: Affected
    • 1.21: Affected
    • 1.22: Affected
    • 1.23: Affected
    • 1.24: Affected
    • 1.25: Affected
    • 1.26: Affected
    • 1.27: Affected
    • 1.28.0: Affected

    No fix published

  • mupdf Debian:12

    Versions
    • 1.21.1+ds2-1
    • 1.21.1+ds2-1+deb12u1
    • 1.22.1+ds1-1
    • 1.22.2+ds1-1
    • 1.22.2+ds1-2
    • 1.23.10+ds1-1
    • 1.23.10+ds1-2
    • 1.23.6+ds1-1
    • 1.23.7+ds1-1
    • 1.24.10+ds1-1
    • 1.24.3+ds1-1
    • 1.24.8+ds2-1
    • 1.24.8+ds2-2
    • 1.24.9+ds1-1
    • 1.25.1+ds1-1
    • 1.25.1+ds1-2
    • 1.25.1+ds1-3
    • 1.25.1+ds1-4
    • 1.25.1+ds1-5
    • 1.25.1+ds1-6
    • 1.25.1+ds1-7
    • 1.25.1+ds1-8
    • 1.25.1+ds1-9
    • 1.27.0+ds1-1
    • 1.27.0+ds1-2
    • 1.27.0+ds1-3
    • 1.27.0+ds1-4
    • 1.27.0+ds1-5
    • 1.27.0+ds1-6
    • 1.28.0+ds1-1
    • 1.28.2+ds1-1
    • 1.28.2+ds1-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mupdf Debian:13

    Versions
    • 1.25.1+ds1-6
    • 1.25.1+ds1-6+deb13u1
    • 1.25.1+ds1-7
    • 1.25.1+ds1-8
    • 1.25.1+ds1-9
    • 1.27.0+ds1-1
    • 1.27.0+ds1-2
    • 1.27.0+ds1-3
    • 1.27.0+ds1-4
    • 1.27.0+ds1-5
    • 1.27.0+ds1-6
    • 1.28.0+ds1-1
    • 1.28.2+ds1-1
    • 1.28.2+ds1-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mupdf Debian:14

    Versions
    • 1.25.1+ds1-6
    • 1.25.1+ds1-7
    • 1.25.1+ds1-8
    • 1.25.1+ds1-9
    • 1.27.0+ds1-1
    • 1.27.0+ds1-2
    • 1.27.0+ds1-3
    • 1.27.0+ds1-4
    • 1.27.0+ds1-5
    • 1.27.0+ds1-6
    • 1.28.0+ds1-1
    • 1.28.2+ds1-1
    • 1.28.2+ds1-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mupdf Ubuntu:Pro:16.04:LTS

    Versions
    • 1.7-1
    • 1.7a-1
    • 1.7a-1ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mupdf Ubuntu:Pro:18.04:LTS

    Versions
    • 1.11+ds1-1.1
    • 1.11+ds1-2
    • 1.12.0+ds1-1
    • 1.12.0+ds1-1ubuntu0.1~esm1
    • 1.12.0+ds1-1ubuntu0.1~esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mupdf Ubuntu:Pro:20.04:LTS

    Versions
    • 1.15.0+ds1-1
    • 1.16.1+ds1-1ubuntu1
    • 1.16.1+ds1-1ubuntu1+esm1
    • 1.16.1+ds1-1ubuntu1+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mupdf Ubuntu:Pro:22.04:LTS

    Versions
    • 1.17.0+ds1-2
    • 1.19.0+ds1-1
    • 1.19.0+ds1-1build1
    • 1.19.0+ds1-2
    • 1.19.0+ds1-2ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mupdf Ubuntu:Pro:24.04:LTS

    Versions
    • 1.22.2+ds1-2
    • 1.22.2+ds1-2build1
    • 1.23.6+ds1-1
    • 1.23.7+ds1-1
    • 1.23.10+ds1-1
    • 1.23.10+ds1-1build1
    • 1.23.10+ds1-1build2
    • 1.23.10+ds1-1build3
    • 1.23.10+ds1-1ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mupdf Ubuntu:25.10

    Versions
    • 1.25.1+ds1-5build2
    • 1.25.1+ds1-6
    • 1.25.1+ds1-7
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mupdf Ubuntu:26.10

    Versions
    • 1.27.0+ds1-3ubuntu2
    • 1.27.0+ds1-3ubuntu3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mupdf Ubuntu:26.04:LTS

    Versions
    • 1.25.1+ds1-7
    • 1.25.1+ds1-7build1
    • 1.25.1+ds1-7build2
    • 1.27.0+ds1-2ubuntu1
    • 1.27.0+ds1-3ubuntu1
    • 1.27.0+ds1-3ubuntu2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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