CVE-2013-7421

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    CVE-2013-7421

    Published: 2 Mar 2015Last Modified: 16 Apr 2026

    Summary:

    Details: The Crypto API in the Linux kernel before 3.18.5 allows local users to load arbitrary kernel modules via a bind system call for an AF_ALG socket with a module name in the salg_name field, a different vulnerability than CVE-2014-9644.

    References: http://rhn.redhat.com/errata/RHSA-2016-0068.html, http://www.debian.org/security/2015/dsa-3170, http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.5, http://www.mandriva.com/security/advisories?name=MDVSA-2015:057, http://www.mandriva.com/security/advisories?name=MDVSA-2015:058, http://www.openwall.com/lists/oss-security/2015/01/24/4, http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html, http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html, http://www.securityfocus.com/bid/72322, http://www.ubuntu.com/usn/USN-2513-1, http://www.ubuntu.com/usn/USN-2514-1, http://www.ubuntu.com/usn/USN-2543-1, http://www.ubuntu.com/usn/USN-2544-1, http://www.ubuntu.com/usn/USN-2545-1, http://www.ubuntu.com/usn/USN-2546-1, https://bugzilla.redhat.com/show_bug.cgi?id=1185469, https://github.com/torvalds/linux/commit/5d26a105b5a73e5635eae0629b42fa0a90e07b7b, https://lkml.org/lkml/2013/3/4/70, https://plus.google.com/+MathiasKrause/posts/PqFCo4bfrWu, http://www.openwall.com/lists/oss-security/2015/01/24/4, https://lkml.org/lkml/2013/3/4/70, https://github.com/torvalds/linux/commit/5d26a105b5a73e5635eae0629b42fa0a90e07b7b, https://bugzilla.redhat.com/show_bug.cgi?id=1185469, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=5d26a105b5a73e5635eae0629b42fa0a90e07b7b

    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