USN-6374-2

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    USN-6374-2

    Published: 19 Oct 2023Last Modified: 4 Feb 2026

    Summary: mutt vulnerabilities

    Details: USN-6374-1 fixed vulnerabilities in Mutt. This update provides the corresponding updates for Ubuntu 23.10. Original advisory details: It was discovered that Mutt incorrectly handled certain email header contents. If a user were tricked into opening a specially crafted message, a remote attacker could possibly use this issue to cause a denial of service. (CVE-2023-4874, CVE-2023-4875)

    References: https://ubuntu.com/security/notices/USN-6374-2, https://ubuntu.com/security/CVE-2023-4874, https://ubuntu.com/security/CVE-2023-4875

    Affected packages

    Package

    Name: mutt

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=mantic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.2.9-1ubuntu0.23.10.1

    Affected versions

    2.2.9-1

    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
    USN-6374-2 | CVE-DB