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CVE-2026-13523

CVE-2026-13523 · GPAC ISOBMFF base_encoding.c data amplification

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

A weakness has been identified in GPAC up to 26.02.0. This affects an unknown part of the file src/utils/base_encoding.c of the component ISOBMFF Parser. Executing a manipulation can lead to highly compressed data. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. This patch is called 297f2d8d1f493d8b241330533cd47f7da758aeb3. A patch should be applied to remediate this issue. The vendor confirms: "We added a check on inflate output size, if it surpasses 32 times the input size we stop in error. This value could be adjusted later."

CVSS 4.8 · Medium · EPSS 0.2%

Published
Updated

Stack: system

Affected products and versions

  • gpac

    Versions
    • 26.02: Affected

    No fix published

  • gpac Debian:11

    Versions
    • 1.0.1+dfsg1-4
    • 1.0.1+dfsg1-4+deb11u1
    • 1.0.1+dfsg1-4+deb11u2
    • 1.0.1+dfsg1-4+deb11u3
    • 1.0.1+dfsg1-5
    • 2.0.0+dfsg1-1
    • 2.0.0+dfsg1-2
    • 2.0.0+dfsg1-4
    • 2.2.1+dfsg1-1
    • 2.2.1+dfsg1-2
    • 2.2.1+dfsg1-3
    • 2.2.1+dfsg1-3.1
    • 2.2.1+dfsg1-3.1~exp1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gpac Ubuntu:Pro:14.04:LTS

    Versions
    • 0.5.0+svn4288~dfsg1-1ubuntu1
    • 0.5.0+svn4288~dfsg1-4
    • 0.5.0+svn4288~dfsg1-4ubuntu1
    • 0.5.0+svn4288~dfsg1-4ubuntu1+esm1
    • 0.5.0+svn4288~dfsg1-4ubuntu1+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gpac Ubuntu:Pro:16.04:LTS

    Versions
    • 0.5.2-426-gc5ad4e4+dfsg5-1build1
    • 0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1
    • 0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gpac Ubuntu:Pro:18.04:LTS

    Versions
    • 0.5.2-426-gc5ad4e4+dfsg5-3
    • 0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1
    • 0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gpac Ubuntu:Pro:20.04:LTS

    Versions
    • 0.5.2-426-gc5ad4e4+dfsg5-4ubuntu1
    • 0.5.2-426-gc5ad4e4+dfsg5-5
    • 0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gpac Ubuntu:Pro:22.04:LTS

    Versions
    • 1.0.1+dfsg1-4
    • 1.0.1+dfsg1-5
    • 2.0.0+dfsg1-2
    • 2.0.0+dfsg1-2ubuntu0.1~esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gpac Ubuntu:Pro:24.04:LTS

    Versions
    • 2.2.1+dfsg1-3
    • 2.2.1+dfsg1-3.1
    • 2.2.1+dfsg1-3.1build1
    • 2.2.1+dfsg1-3.1build2
    • 2.2.1+dfsg1-3.1ubuntu0.1~esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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