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CVE-2026-110449

CVE-2026-110449

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

Nix before 2.35.3 and Lix before 2.95.4 have an integer overflow and resultant out-of-bounds write when evaluating untrusted expressions because list allocation is mishandled.

CVSS 7.5 · High · EPSS 0.2% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • nix

    Versions
    • ≥ 0, < 2.28.8: Affected (semver)
    • ≥ 2.29.0, < 2.30.6: Affected (semver)
    • ≥ 2.31.0, < 2.31.6: Affected (semver)
    • ≥ 2.32.0, < 2.34.9: Affected (semver)
    • ≥ 2.35.0, < 2.35.3: Affected (semver)

    Update to 2.28.8; Update to 2.30.6; Update to 2.31.6; Update to 2.34.9; Update to 2.35.3

  • nix Debian:12

    Versions
    • 2.16.1+dfsg-1
    • 2.16.1+dfsg-2
    • 2.16.1+dfsg-3
    • 2.17.1+dfsg-1
    • 2.18.1+dfsg-1
    • 2.22.1+dfsg-1
    • 2.23.3+dfsg-1
    • 2.23.3+dfsg-2
    • 2.24.12+dfsg-1
    • 2.24.8+dfsg-1
    • 2.24.9+dfsg-1
    • 2.24.9+dfsg-2
    • 2.25.4+dfsg-1
    • 2.26.3+dfsg-1
    • 2.32.5+dfsg-1
    • 2.32.5+dfsg-2
    • 2.34.3+dfsg-1
    • 2.34.6+dfsg-1
    • 2.34.8+dfsg-1
    • 2.8.0-1.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • nix Debian:13

    Versions
    • 2.26.3+dfsg-1
    • 2.32.5+dfsg-1
    • 2.32.5+dfsg-2
    • 2.34.3+dfsg-1
    • 2.34.6+dfsg-1
    • 2.34.8+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • nix Debian:14

    Versions
    • 2.26.3+dfsg-1
    • 2.32.5+dfsg-1
    • 2.32.5+dfsg-2
    • 2.34.3+dfsg-1
    • 2.34.6+dfsg-1
    • 2.34.8+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • nix Ubuntu:Pro:22.04:LTS

    Versions
    • 2.3.10+dfsg1-1
    • 2.3.10+dfsg1-1build1
    • 2.6.0+dfsg-2
    • 2.6.0+dfsg-3
    • 2.6.0+dfsg-3ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • nix Ubuntu:Pro:24.04:LTS

    Versions
    • 2.16.1+dfsg-3ubuntu1
    • 2.18.1+dfsg-1ubuntu1
    • 2.18.1+dfsg-1ubuntu2
    • 2.18.1+dfsg-1ubuntu4
    • 2.18.1+dfsg-1ubuntu5
    • 2.18.1+dfsg-1ubuntu5+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • nix Ubuntu:26.10

    Versions
    • 2.34.3+dfsg-1
    • 2.34.6+dfsg-1
    • 2.34.6+dfsg-1build1
    • 2.34.8+dfsg-1
    • 2.34.8+dfsg-1build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • nix Ubuntu:26.04:LTS

    Versions
    • 2.26.3+dfsg-1ubuntu4
    • 2.26.3+dfsg-1ubuntu5
    • 2.32.5+dfsg-1ubuntu3
    • 2.32.5+dfsg-2ubuntu1
    • 2.34.3+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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