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CVE-2026-86139

CVE-2026-86139

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

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow.

CVSS 6.9 · Medium · EPSS 0.2% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • libxml2

    Versions
    • ≥ 0, < 2.15.4: Affected (semver)

    Update to 2.15.4

  • libxml2 Debian:13

    Versions
    • 2.12.7+dfsg+really2.9.14-2.1
    • 2.12.7+dfsg+really2.9.14-2.1+deb13u1
    • 2.12.7+dfsg+really2.9.14-2.1+deb13u2
    • 2.12.7+dfsg+really2.9.14-2.1+deb13u3
    • 2.13.1+dfsg-0exp1
    • 2.13.3+dfsg-0exp1
    • 2.13.3+dfsg-0exp2
    • 2.14.1+dfsg-0exp1
    • 2.14.2+dfsg-0exp1
    • 2.14.3+dfsg-0exp1
    • 2.14.3+dfsg-0exp2
    • 2.14.3+dfsg-0exp3
    • 2.14.4+dfsg-0exp1
    • 2.14.5+dfsg-0.1
    • 2.14.5+dfsg-0.2
    • 2.14.5+dfsg-0exp1
    • 2.14.5+dfsg-0exp2
    • 2.14.6+dfsg-0.1
    • 2.15.0+dfsg-0.1
    • 2.15.0+dfsg-0.2
    • 2.15.0+dfsg-0.3
    • 2.15.1+dfsg-0.1
    • 2.15.1+dfsg-0.2
    • 2.15.1+dfsg-0.3
    • 2.15.1+dfsg-0.4
    • 2.15.1+dfsg-0.5
    • 2.15.1+dfsg-1
    • 2.15.1+dfsg-2
    • 2.15.2+dfsg-0.1
    • 2.15.3+dfsg-1
    • 2.15.4+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • libxml2 Debian:14

    Versions
    • 2.12.7+dfsg+really2.9.14-2.1
    • 2.13.1+dfsg-0exp1
    • 2.13.3+dfsg-0exp1
    • 2.13.3+dfsg-0exp2
    • 2.14.1+dfsg-0exp1
    • 2.14.2+dfsg-0exp1
    • 2.14.3+dfsg-0exp1
    • 2.14.3+dfsg-0exp2
    • 2.14.3+dfsg-0exp3
    • 2.14.4+dfsg-0exp1
    • 2.14.5+dfsg-0.1
    • 2.14.5+dfsg-0.2
    • 2.14.5+dfsg-0exp1
    • 2.14.5+dfsg-0exp2
    • 2.14.6+dfsg-0.1
    • 2.15.0+dfsg-0.1
    • 2.15.0+dfsg-0.2
    • 2.15.0+dfsg-0.3
    • 2.15.1+dfsg-0.1
    • 2.15.1+dfsg-0.2
    • 2.15.1+dfsg-0.3
    • 2.15.1+dfsg-0.4
    • 2.15.1+dfsg-0.5
    • 2.15.1+dfsg-1
    • 2.15.1+dfsg-2
    • 2.15.2+dfsg-0.1
    • 2.15.3+dfsg-1
    Affected ranges
    • ECOSYSTEM: < 2.15.4+dfsg-1

    Update to 2.15.4+dfsg-1

  • libxml2 Ubuntu:26.04:LTS

    Versions
    • 2.14.5+dfsg-0.2
    • 2.14.5+dfsg-0.2build1
    • 2.15.1+dfsg-0.3
    • 2.15.1+dfsg-0.4
    • 2.15.1+dfsg-1
    • 2.15.1+dfsg-2
    • 2.15.1+dfsg-2ubuntu1
    • 2.15.1+dfsg-2ubuntu2
    • 2.15.2+dfsg-0.1
    • 2.15.2+dfsg-0.1ubuntu0.1
    • 2.15.2+dfsg-0.1ubuntu0.2
    Affected ranges
    • ECOSYSTEM: < 2.15.2+dfsg-0.1ubuntu0.3

    Update to 2.15.2+dfsg-0.1ubuntu0.3

Original sources

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