CVE-2015-5157

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    CVE-2015-5157

    Published: 31 Aug 2015Last Modified: 10 Apr 2026

    Summary:

    Details: arch/x86/entry/entry_64.S in the Linux kernel before 4.1.6 on the x86_64 platform mishandles IRET faults in processing NMIs that occurred during userspace execution, which might allow local users to gain privileges by triggering an NMI.

    References: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9b6e6a8334d56354853f9c255d1395c2ba570e0a, http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00009.html, http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.html, http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.html, http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html, http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00013.html, http://rhn.redhat.com/errata/RHSA-2016-0185.html, http://rhn.redhat.com/errata/RHSA-2016-0212.html, http://rhn.redhat.com/errata/RHSA-2016-0224.html, http://rhn.redhat.com/errata/RHSA-2016-0715.html, http://www.debian.org/security/2015/dsa-3313, http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.6, http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html, http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html, http://www.securityfocus.com/bid/76005, http://www.ubuntu.com/usn/USN-2687-1, http://www.ubuntu.com/usn/USN-2688-1, http://www.ubuntu.com/usn/USN-2689-1, http://www.ubuntu.com/usn/USN-2690-1, http://www.ubuntu.com/usn/USN-2691-1, https://github.com/torvalds/linux/commit/9b6e6a8334d56354853f9c255d1395c2ba570e0a, http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9b6e6a8334d56354853f9c255d1395c2ba570e0a, http://www.openwall.com/lists/oss-security/2015/07/22/7

    Affected packages

    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-2015-5157 | CVE-DB