UBUNTU-CVE-2018-20712

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    UBUNTU-CVE-2018-20712

    Published: 15 Jan 2019Last Modified: 24 Oct 2025
    Upstream:
    CVE-2018-20712

    Summary:

    Details: A heap-based buffer over-read exists in the function d_expression_1 in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31.1. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by c++filt.

    References: https://ubuntu.com/security/CVE-2018-20712, https://www.cve.org/CVERecord?id=CVE-2018-20712

    Affected packages

    Package

    Name: libiberty

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    20141014-1

    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