UBUNTU-CVE-2018-14679

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    UBUNTU-CVE-2018-14679

    Published: 28 Jul 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2018-14679
    Aliases:
    USN-3728-1
    USN-3728-2
    USN-3728-3

    Summary:

    Details: An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the CHM PMGI/PMGL chunk number validity checks, which could lead to denial of service (uninitialized data dereference and application crash).

    References: https://ubuntu.com/security/CVE-2018-14679, http://www.openwall.com/lists/oss-security/2018/07/26/1, https://ubuntu.com/security/notices/USN-3728-1, https://ubuntu.com/security/notices/USN-3728-2, https://ubuntu.com/security/notices/USN-3728-3, https://ubuntu.com/security/notices/USN-3789-2, https://www.cve.org/CVERecord?id=CVE-2018-14679, https://ubuntu.com/security/notices/USN-7788-1

    Affected packages

    Package

    Name: clamav

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-1ubuntu0.14.04.3?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.100.1+dfsg-1ubuntu0.14.04.3

    Affected versions

    0.97.8+dfsg-1ubuntu4
    0.97.8+dfsg-1ubuntu5

    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