UBUNTU-CVE-2018-7549

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    UBUNTU-CVE-2018-7549

    Published: 27 Feb 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2018-7549
    Aliases:
    USN-3593-1

    Summary:

    Details: In params.c in zsh through 5.4.2, there is a crash during a copy of an empty hash table, as demonstrated by typeset -p.

    References: https://ubuntu.com/security/CVE-2018-7549, https://ubuntu.com/security/notices/USN-3593-1, https://www.cve.org/CVERecord?id=CVE-2018-7549

    Affected packages

    Package

    Name: zsh

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -5.0.2-3ubuntu6.1

    Affected versions

    5.0.2-3ubuntu6

    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