CVE-2015-1333

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    CVE-2015-1333

    Published: 31 Aug 2015Last Modified: 16 Apr 2026

    Summary:

    Details: Memory leak in the __key_link_end function in security/keys/keyring.c in the Linux kernel before 4.1.4 allows local users to cause a denial of service (memory consumption) via many add_key system calls that refer to existing keys.

    References: http://rhn.redhat.com/errata/RHSA-2015-1778.html, http://rhn.redhat.com/errata/RHSA-2015-1787.html, http://www.debian.org/security/2015/dsa-3329, http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.4, 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/ca4da5dd1f99fe9c59f1709fb43e818b18ad20e0, https://bugzilla.redhat.com/show_bug.cgi?id=1245658, http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ca4da5dd1f99fe9c59f1709fb43e818b18ad20e0, http://www.openwall.com/lists/oss-security/2015/07/27/7, http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html, http://www.securityfocus.com/bid/76050, https://support.f5.com/csp/article/K05211147

    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-2015-1333 | CVE-DB