CVE-2018-11237

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    CVE-2018-11237

    Published: 18 May 2018Last Modified: 28 Aug 2026

    Summary:

    Details: An AVX-512-optimized implementation of the mempcpy function in the GNU C Library (aka glibc or libc6) 2.27 and earlier may write data beyond the target buffer, leading to a buffer overflow in __mempcpy_avx512_no_vzeroupper.

    References: http://www.securityfocus.com/bid/104256, https://access.redhat.com/errata/RHBA-2019:0327, https://access.redhat.com/errata/RHSA-2018:3092, https://security.netapp.com/advisory/ntap-20190329-0001/, https://security.netapp.com/advisory/ntap-20190401-0001/, https://usn.ubuntu.com/4416-1/, https://www.exploit-db.com/exploits/44750/, https://sourceware.org/bugzilla/show_bug.cgi?id=23196, https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    glibc-2.27

    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