UBUNTU-CVE-2018-19838

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    UBUNTU-CVE-2018-19838

    Published: 4 Dec 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2018-19838

    Summary:

    Details: In LibSass prior to 3.5.5, functions inside ast.cpp for IMPLEMENT_AST_OPERATORS expansion allow attackers to cause a denial-of-service resulting from stack consumption via a crafted sass file, as demonstrated by recursive calls involving clone(), cloneChildren(), and copy().

    References: https://ubuntu.com/security/CVE-2018-19838, https://www.cve.org/CVERecord?id=CVE-2018-19838

    Affected packages

    Package

    Name: libsass

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    3.2.5-1
    3.2.5-2

    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