CVE-2022-2929

    Dashboard / Vulnerabilities / CVE-2022-2929

    CVE-2022-2929

    Published: 7 Oct 2022Last Modified: 9 Jul 2026

    Summary:

    Details: In ISC DHCP 1.0 -> 4.4.3, ISC DHCP 4.1-ESV-R1 -> 4.1-ESV-R16-P1 a system with access to a DHCP server, sending DHCP packets crafted to include fqdn labels longer than 63 bytes, could eventually cause the server to run out of memory.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2SARIK7KZ7MGQIWDRWZFAOSQSPXY4GOU/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QQXYCIWUDILRCNBAIMVFCSGXBRKEPB4K/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T6IBFH4MRRNJQVWEKILQ6I6CXWW766FX/, https://kb.isc.org/docs/cve-2022-2929, https://lists.debian.org/debian-lts-announce/2022/10/msg00015.html, https://security.gentoo.org/glsa/202305-22

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 3ccc637f4c792f9c680fcc5a5b315bdc94050e83
    Fixed -b39dd193dc3d189d3669866d73a87172545e2a4b

    Affected versions

    4.1-esv-r1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2022-2929 | CVE-DB