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CVE-2026-33144

CVE-2026-33144 · GPAC MP4Box Heap Buffer Overflow Write in gf_xml_parse_bit_sequence_bs (NHML BS Parsing)

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

GPAC is an open-source multimedia framework. Prior to commit 86b0e36, a heap-based buffer overflow (write) vulnerability was discovered in GPAC MP4Box. The vulnerability exists in the gf_xml_parse_bit_sequence_bs function in utils/xml_bin_custom.c when processing a crafted NHML file containing malicious <BS> (BitSequence) elements. An attacker can exploit this by providing a specially crafted NHML file, causing an out-of-bounds write on the heap. This issue has been via commit 86b0e36.

CVSS 5.8 · Medium · EPSS 0.2%

Published
Updated

Stack: system

Affected products and versions

  • gpac

    Versions
    • < 86b0e36ea4c71402fbdaf7e13d73ba8841003e72: 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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