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CVE-2026-56404

CVE-2026-56404

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

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

libexpat before 2.8.2 has an integer overflow in addBinding.

CVSS 6.9 · Medium · EPSS 0.1% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • libexpat

    Versions
    • ≥ 0, < 2.8.2: Affected (semver)

    Update to 2.8.2

  • expat Debian:12

    Versions
    • 2.5.0-1
    • 2.5.0-1+deb12u1
    • 2.5.0-1+deb12u2
    Affected ranges
    • ECOSYSTEM: < 2.5.0-1+deb12u3

    Update to 2.5.0-1+deb12u3

  • expat Debian:13

    Versions
    • 2.7.1-2
    • 2.7.2-1
    • 2.7.3-1
    • 2.7.3-2
    • 2.7.4-1
    • 2.7.5-1
    • 2.8.0-1
    • 2.8.0-2
    • 2.8.1-1
    Affected ranges
    • ECOSYSTEM: < 2.8.2-1~deb13u1

    Update to 2.8.2-1~deb13u1

  • expat Debian:14

    Versions
    • 2.7.1-2
    • 2.7.2-1
    • 2.7.3-1
    • 2.7.3-2
    • 2.7.4-1
    • 2.7.5-1
    • 2.8.0-1
    • 2.8.0-2
    • 2.8.1-1
    • 2.8.2-1~deb13u1
    Affected ranges
    • ECOSYSTEM: < 2.8.2-1

    Update to 2.8.2-1

  • coin3 Ubuntu:Pro:14.04:LTS

    Versions
    • 3.1.4~abc9f50-3
    • 3.1.4~abc9f50-4
    • 3.1.4~abc9f50-4ubuntu2
    • 3.1.4~abc9f50-4ubuntu2+esm1
    • 3.1.4~abc9f50-4ubuntu2+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • expat Ubuntu:Pro:14.04:LTS

    Versions
    • 2.1.0-4
    • 2.1.0-4ubuntu1
    • 2.1.0-4ubuntu1.1
    • 2.1.0-4ubuntu1.2
    • 2.1.0-4ubuntu1.3
    • 2.1.0-4ubuntu1.4
    • 2.1.0-4ubuntu1.4+esm1
    • 2.1.0-4ubuntu1.4+esm2
    • 2.1.0-4ubuntu1.4+esm4
    • 2.1.0-4ubuntu1.4+esm6
    • 2.1.0-4ubuntu1.4+esm7
    • 2.1.0-4ubuntu1.4+esm8
    • 2.1.0-4ubuntu1.4+esm9
    • 2.1.0-4ubuntu1.4+esm10
    • 2.1.0-4ubuntu1.4+esm11
    Affected ranges
    • ECOSYSTEM: < 2.1.0-4ubuntu1.4+esm12

    Update to 2.1.0-4ubuntu1.4+esm12

  • vnc4 Ubuntu:Pro:14.04:LTS

    Versions
    • 4.1.1+xorg4.3.0-37ubuntu5
    • 4.1.1+xorg4.3.0-37ubuntu5.0.1
    • 4.1.1+xorg4.3.0-37ubuntu5.0.2
    • 4.1.1+xorg4.3.0-37ubuntu5.0.2+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • vtk Ubuntu:Pro:14.04:LTS

    Versions
    • 5.8.0-14ubuntu1
    • 5.8.0-14ubuntu3
    • 5.8.0-14.1ubuntu2
    • 5.8.0-14.1ubuntu3
    • 5.8.0-14.1ubuntu3+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • xmlrpc-c Ubuntu:Pro:14.04:LTS

    Versions
    • 1.16.33-3.2ubuntu3
    • 1.33.06-0ubuntu1
    • 1.33.06-0ubuntu1+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • expat Ubuntu:Pro:16.04:LTS

    Versions
    • 2.1.0-7
    • 2.1.0-7ubuntu0.16.04.1
    • 2.1.0-7ubuntu0.16.04.2
    • 2.1.0-7ubuntu0.16.04.3
    • 2.1.0-7ubuntu0.16.04.4
    • 2.1.0-7ubuntu0.16.04.5
    • 2.1.0-7ubuntu0.16.04.5+esm2
    • 2.1.0-7ubuntu0.16.04.5+esm5
    • 2.1.0-7ubuntu0.16.04.5+esm6
    • 2.1.0-7ubuntu0.16.04.5+esm7
    • 2.1.0-7ubuntu0.16.04.5+esm8
    • 2.1.0-7ubuntu0.16.04.5+esm9
    • 2.1.0-7ubuntu0.16.04.5+esm10
    • 2.1.0-7ubuntu0.16.04.5+esm11
    • 2.1.0-7ubuntu0.16.04.5+esm12
    Affected ranges
    • ECOSYSTEM: < 2.1.0-7ubuntu0.16.04.5+esm13

    Update to 2.1.0-7ubuntu0.16.04.5+esm13

  • ayttm Ubuntu:Pro:16.04:LTS

    Versions
    • 0.6.3-3build1
    • 0.6.3-3ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • cableswig Ubuntu:Pro:16.04:LTS

    Versions
    • 0.1.0+git20150808-1
    • 0.1.0+git20150808-2
    • 0.1.0+git20150808-2ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • cadaver Ubuntu:16.04:LTS

    Versions
    • 0.23.3-2ubuntu2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • coin3 Ubuntu:Pro:16.04:LTS

    Versions
    • 3.1.4~abc9f50+dfsg1-1
    • 3.1.4~abc9f50+dfsg1-1ubuntu0.1~esm1
    • 3.1.4~abc9f50+dfsg1-1ubuntu0.1~esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gdcm Ubuntu:16.04:LTS

    Versions
    • 2.4.4-4
    • 2.4.4-4build1
    • 2.4.4-4ubuntu1
    • 2.6.1-3
    • 2.6.2-1
    • 2.6.2-2
    • 2.6.2-3
    • 2.6.3-1
    • 2.6.3-1ubuntu1
    • 2.6.3-2ubuntu1
    • 2.6.3-3ubuntu1
    • 2.6.3-3ubuntu3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • insighttoolkit4 Ubuntu:16.04:LTS

    Versions
    • 4.8.1-1ubuntu3
    • 4.8.1-1ubuntu4
    • 4.8.2-3.1ubuntu1
    • 4.9.0-3ubuntu2
    • 4.9.0-4ubuntu1
    • 4.9.0-4ubuntu1.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • libxmltok Ubuntu:Pro:16.04:LTS

    Versions
    • 1.2-3build3
    Affected ranges
    • ECOSYSTEM: < 1.2-3ubuntu0.1~esm1

    Update to 1.2-3ubuntu0.1~esm1

  • matanza Ubuntu:16.04:LTS

    Versions
    • 0.13+ds1-5
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • smart Ubuntu:16.04:LTS

    Versions
    • 1.4-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • swish-e Ubuntu:Pro:16.04:LTS

    Versions
    • 2.4.7-4
    • 2.4.7-4build1
    • 2.4.7-4ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • tdom Ubuntu:16.04:LTS

    Versions
    • 0.8.3-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • vnc4 Ubuntu:Pro:16.04:LTS

    Versions
    • 4.1.1+xorg4.3.0-37.3ubuntu2
    • 4.1.1+xorg4.3.0-37.3ubuntu2.1+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • vtk Ubuntu:Pro:16.04:LTS

    Versions
    • 5.10.1+dfsg-2
    • 5.10.1+dfsg-2build3
    • 5.10.1+dfsg-2.1build1
    • 5.10.1+dfsg-2.1ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • wbxml2 Ubuntu:16.04:LTS

    Versions
    • 0.10.7-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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