ALSA-2024:9158

    Dashboard / Vulnerabilities / ALSA-2024:9158

    ALSA-2024:9158

    Published: 12 Nov 2024Last Modified: 4 Feb 2026

    Summary: Moderate: lldpd security update

    Details: LLDP is an industry standard protocol designed to supplant proprietary Link-Layer protocols such as EDP or CDP. The goal of LLDP is to provide an inter-vendor compatible mechanism to deliver Link-Layer notifications to adjacent network devices. Security Fix(es): * lldp/openvswitch: denial of service via externally triggered memory leak (CVE-2020-27827) * lldpd: out-of-bounds read when decoding SONMP packets (CVE-2021-43612) * lldpd: CDP PDU Packet cdp.c out-of-bounds read (CVE-2023-41910) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

    References: https://access.redhat.com/errata/RHSA-2024:9158, https://access.redhat.com/security/cve/CVE-2020-27827, https://access.redhat.com/security/cve/CVE-2021-43612, https://access.redhat.com/security/cve/CVE-2023-41910, https://bugzilla.redhat.com/1921438, https://bugzilla.redhat.com/2040388, https://bugzilla.redhat.com/2237411, https://errata.almalinux.org/9/ALSA-2024-9158.html

    Affected packages

    Package

    Name: lldpd

    Purl: pkg:rpm/almalinux/lldpd

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.0.18-4.el9

    Affected versions

    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
    ALSA-2024:9158 | CVE-DB