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CVE-2024-25590

CVE-2024-25590 · Crafted responses can lead to a denial of service due to cache inefficiencies in the Recursor

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

An attacker can publish a zone containing specific Resource Record Sets. Repeatedly processing and caching results for these sets can lead to a denial of service.

CVSS 7.5 · High · EPSS 0.7% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • recursor

    Versions
    • ≥ 0, < 4.9.9: Affected (semver)
    • ≥ 5.0.0, < 5.0.9: Affected (semver)
    • ≥ 5.1.0, < 5.1.2: Affected (semver)

    Update to 4.9.9; Update to 5.0.9; Update to 5.1.2

  • pdns-recursor Debian:12

    Versions
    • 4.8.4-1
    • 4.8.6-1
    • 4.8.7-1
    • 4.8.8-1
    Affected ranges
    • ECOSYSTEM: < 4.8.8-1+deb12u1

    Update to 4.8.8-1+deb12u1

  • pdns-recursor Debian:13

    Affected ranges
    • ECOSYSTEM: < 5.0.9-1

    Update to 5.0.9-1

  • pdns-recursor Debian:14

    Affected ranges
    • ECOSYSTEM: < 5.0.9-1

    Update to 5.0.9-1

  • pdns-recursor Ubuntu:Pro:16.04:LTS

    Versions
    • 3.7.3-1
    • 4.0.0~alpha1-1
    • 4.0.0~alpha1-2
    • 4.0.0~alpha2-2
    • 4.0.0~alpha2-2ubuntu0.1
    • 4.0.0~alpha2-2ubuntu0.1+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns-recursor Ubuntu:Pro:18.04:LTS

    Versions
    • 4.0.6-1
    • 4.0.6-1build1
    • 4.0.7-1
    • 4.1.1-1
    • 4.1.1-1build1
    • 4.1.1-2
    • 4.1.1-2ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns-recursor Ubuntu:Pro:20.04:LTS

    Versions
    • 4.2.0-6
    • 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-recursor Ubuntu:Pro:22.04:LTS

    Versions
    • 4.4.2-3
    • 4.6.0-1ubuntu1
    • 4.6.0-1ubuntu1+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns-recursor Ubuntu:24.04:LTS

    Versions
    • 4.9.0-2
    • 4.9.1-4
    • 4.9.2-1
    • 4.9.2-1build1
    • 4.9.2-2
    • 4.9.3-1
    • 4.9.3-1build2
    • 4.9.3-1build3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns-recursor Ubuntu:25.10

    Versions
    • 5.2.0-5
    • 5.2.2-1
    • 5.2.2-2
    • 5.2.4-2
    • 5.2.4-2build2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns-recursor Ubuntu:26.10

    Versions
    • 5.3.5-1
    • 5.4.3-1
    • 5.4.5-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • pdns-recursor Ubuntu:26.04:LTS

    Versions
    • 5.2.4-2build2
    • 5.3.1-1
    • 5.3.3-1
    • 5.3.4-1
    • 5.3.4-1build1
    • 5.3.4-2
    • 5.3.5-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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