CVE-2018-20712

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    CVE-2018-20712

    Published: 15 Jan 2019Last Modified: 28 Aug 2026

    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: http://www.securityfocus.com/bid/106563, https://support.f5.com/csp/article/K38336243, https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629, https://sourceware.org/bugzilla/show_bug.cgi?id=24043

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0860693812fff944ab0602e72b762a4a2078da5b
    Fixed -None

    Affected versions

    2.31.1

    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
    CVE-2018-20712 | CVE-DB