ALSA-2023:6524

    Dashboard / Vulnerabilities / ALSA-2023:6524

    ALSA-2023:6524

    Published: 7 Nov 2023Last Modified: 29 Oct 2026
    Upstream:
    CVE-2023-28450

    Summary: Moderate: dnsmasq security and bug fix update

    Details: The dnsmasq packages contain Dnsmasq, a lightweight DNS (Domain Name Server) forwarder and DHCP (Dynamic Host Configuration Protocol) server. Security Fix(es): * dnsmasq: default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232 (CVE-2023-28450) 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-2023:6524, https://access.redhat.com/security/cve/CVE-2023-28450, https://bugzilla.redhat.com/2178948, https://errata.almalinux.org/9/ALSA-2023-6524.html

    Affected packages

    Package

    Name: dnsmasq

    Purl: pkg:rpm/almalinux/dnsmasq

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.85-14.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