UBUNTU-CVE-2018-19839

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    UBUNTU-CVE-2018-19839

    Published: 4 Dec 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2018-19839
    Aliases:
    USN-4837-1

    Summary:

    Details: In LibSass prior to 3.5.5, the function handle_error in sass_context.cpp allows attackers to cause a denial-of-service resulting from a heap-based buffer over-read via a crafted sass file.

    References: https://ubuntu.com/security/CVE-2018-19839, https://github.com/sass/libsass/issues/2657, https://github.com/sass/libsass/pull/2767, https://ubuntu.com/security/notices/USN-4837-1, https://www.cve.org/CVERecord?id=CVE-2018-19839

    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