CVE-2019-7309

    Dashboard / Vulnerabilities / CVE-2019-7309

    CVE-2019-7309

    Published: 3 Feb 2019Last Modified: 28 Aug 2026

    Summary:

    Details: In the GNU C Library (aka glibc or libc6) through 2.29, the memcmp function for the x32 architecture can incorrectly return zero (indicating that the inputs are equal) because the RDX most significant bit is mishandled.

    References: http://www.securityfocus.com/bid/106835, https://security.gentoo.org/glsa/202006-04, https://sourceware.org/ml/libc-alpha/2019-02/msg00041.html, https://sourceware.org/bugzilla/show_bug.cgi?id=24155

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    glibc-2.29

    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-2019-7309 | CVE-DB