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CVE-2026-42396

CVE-2026-42396 · Insufficient Validation of Member Zone Data May Cause Catalog Zone Transfer to Fail

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

Insufficient Validation of Member Zone Data May Cause Catalog Zone Transfer to Fail

CVSS 4.9 · Medium · EPSS 0.8% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • authoritative

    Versions
    • ≥ 4.9.0, < 4.9.15: Affected (semver)
    • ≥ 5.0.0, < 5.0.5: Affected (semver)

    Update to 4.9.15; Update to 5.0.5

  • pdns Debian:12

    Versions
    • 4.7.3-2
    • 4.8.0-1
    • 4.8.0-2
    • 4.8.1-1
    • 4.8.1-2
    • 4.8.2-1
    • 4.8.2-2
    • 4.8.3-1
    • 4.8.3-2
    • 4.8.3-3
    • 4.8.3-4
    • 4.9.0-1
    • 4.9.0-2
    • 4.9.1-1
    • 4.9.1-2
    • 4.9.1-3
    • 4.9.2-1
    • 4.9.2-2
    • 4.9.3-1
    • 4.9.3-2
    • 4.9.3-3
    • 4.9.4-1
    • 4.9.4-2
    • 4.9.7-1
    • 5.0.0-1
    • 5.0.0-2
    • 5.0.1-1
    • 5.0.2-1
    • 5.0.3-1
    • 5.0.4-1
    • 5.0.5-1
    • 5.0.5-2
    • 5.0.5-3
    • 5.0.5-4
    • 5.1.0-1
    • 5.1.1-1
    • 5.1.1-2
    • 5.1.1-3
    • 5.1.2-1
    • 5.1.3-1
    • 5.1.4-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns Debian:13

    Versions
    • 4.9.14-0+deb13u1
    • 4.9.7-1
    Affected ranges
    • ECOSYSTEM: < 4.9.15-0+deb13u1

    Update to 4.9.15-0+deb13u1

  • pdns Debian:14

    Versions
    • 4.9.7-1
    • 5.0.0-1
    • 5.0.0-2
    • 5.0.1-1
    • 5.0.2-1
    • 5.0.3-1
    • 5.0.4-1
    Affected ranges
    • ECOSYSTEM: < 5.0.5-1

    Update to 5.0.5-1

  • pdns Ubuntu:Pro:16.04:LTS

    Versions
    • 3.4.5-1build2
    • 3.4.6-2
    • 3.4.6-3
    • 3.4.7-1
    • 3.4.7-2
    • 4.0.0~alpha1-1
    • 4.0.0~alpha2-2
    • 4.0.0~alpha2-3
    • 4.0.0~alpha2-3build1
    • 4.0.0~alpha2-3ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns Ubuntu:Pro:18.04:LTS

    Versions
    • 4.0.4-2
    • 4.0.4-2build1
    • 4.0.5-1
    • 4.1.0-1
    • 4.1.0-2
    • 4.1.0-2build1
    • 4.1.1-1
    • 4.1.1-1ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns Ubuntu:Pro:20.04:LTS

    Versions
    • 4.1.6-3build1
    • 4.2.0-1
    • 4.2.1-1
    • 4.2.1-1build1
    • 4.2.1-1build2
    • 4.2.1-1ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns Ubuntu:Pro:22.04:LTS

    Versions
    • 4.4.1-1build1
    • 4.4.1-3
    • 4.4.1-4
    • 4.5.2-1build1
    • 4.5.3-1
    • 4.5.3-1ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns Ubuntu:24.04:LTS

    Versions
    • 4.8.1-1build1
    • 4.8.3-2
    • 4.8.3-2build1
    • 4.8.3-3
    • 4.8.3-4
    • 4.8.3-4build2
    • 4.8.3-4build3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns Ubuntu:25.10

    Versions
    • 4.9.4-2
    • 4.9.7-1
    • 4.9.7-1build2
    • 5.0.0-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns Ubuntu:26.10

    Versions
    • 5.0.2-1build1
    • 5.0.5-4
    • 5.1.0-1
    • 5.1.1-1
    • 5.1.1-2
    • 5.1.1-3
    • 5.1.2-1
    • 5.1.3-1
    • 5.1.4-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns Ubuntu:26.04:LTS

    Versions
    • 5.0.0-2
    • 5.0.1-1
    • 5.0.2-1
    • 5.0.2-1build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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