CVE-2019-8956

    Dashboard / Vulnerabilities / CVE-2019-8956

    CVE-2019-8956

    Published: 1 Apr 2019Last Modified: 14 Mar 2026

    Summary:

    Details: In the Linux Kernel before versions 4.20.8 and 4.19.21 a use-after-free error in the "sctp_sendmsg()" function (net/sctp/socket.c) when handling SCTP_SENDALL flag can be exploited to corrupt memory.

    References: https://secuniaresearch.flexerasoftware.com/secunia_research/2019-5/, https://support.f5.com/csp/article/K12671141, https://usn.ubuntu.com/3930-1/, https://usn.ubuntu.com/3930-2/, https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21, https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8, https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/?id=ba59fb0273076637f0add4311faa990a5eec27c0

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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