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CVE-2022-2906

CVE-2022-2906 · Memory leaks in code handling Diffie-Hellman key exchange via TKEY RRs (OpenSSL 3.0.0+ only)

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

An attacker can leverage this flaw to gradually erode available memory to the point where named crashes for lack of resources. Upon restart the attacker would have to begin again, but nevertheless there is the potential to deny service.

CVSS 7.5 · High · EPSS 2.1% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • bind9

    Versions
    • Open Source Branch 9.18 9.18.0 through versions before 9.18.7: Affected
    • Development Branch 9.19 9.19.0 through versions before 9.19.5: Affected

    No fix published

  • bind9 Debian:12

    Affected ranges
    • ECOSYSTEM: < 1:9.18.7-1

    Update to 1:9.18.7-1

  • bind9 Debian:13

    Affected ranges
    • ECOSYSTEM: < 1:9.18.7-1

    Update to 1:9.18.7-1

  • bind9 Debian:14

    Affected ranges
    • ECOSYSTEM: < 1:9.18.7-1

    Update to 1:9.18.7-1

  • bind9 Ubuntu:22.04:LTS

    Versions
    • 1:9.16.15-1ubuntu1
    • 1:9.16.15-1ubuntu2
    • 1:9.16.15-1ubuntu3
    • 1:9.18.0-2ubuntu1
    • 1:9.18.0-2ubuntu2
    • 1:9.18.0-2ubuntu3
    • 1:9.18.1-1ubuntu1
    • 1:9.18.1-1ubuntu1.1
    Affected ranges
    • ECOSYSTEM: < 1:9.18.1-1ubuntu1.2

    Update to 1:9.18.1-1ubuntu1.2

Original sources

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