CVE-2014-8559

    Dashboard / Vulnerabilities / CVE-2014-8559

    CVE-2014-8559

    Published: 10 Nov 2014Last Modified: 10 Apr 2026

    Summary:

    Details: The d_walk function in fs/dcache.c in the Linux kernel through 3.17.2 does not properly maintain the semantics of rename_lock, which allows local users to cause a denial of service (deadlock and system hang) via a crafted application.

    References: http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00035.html, http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html, http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html, http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html, http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.html, http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html, http://rhn.redhat.com/errata/RHSA-2015-1976.html, http://rhn.redhat.com/errata/RHSA-2015-1978.html, http://secunia.com/advisories/62801, http://www.debian.org/security/2015/dsa-3170, http://www.openwall.com/lists/oss-security/2014/10/30/7, http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html, http://www.securityfocus.com/bid/70854, http://www.securitytracker.com/id/1034051, http://www.ubuntu.com/usn/USN-2492-1, http://www.ubuntu.com/usn/USN-2493-1, http://www.ubuntu.com/usn/USN-2515-1, http://www.ubuntu.com/usn/USN-2516-1, http://www.ubuntu.com/usn/USN-2517-1, http://www.ubuntu.com/usn/USN-2518-1, https://bugzilla.redhat.com/show_bug.cgi?id=1159313, https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=946e51f2bf37f1656916eb75bd0742ba33983c28, https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ca5358ef75fc69fee5322a38a340f5739d997c10, https://lkml.org/lkml/2014/10/25/171, https://lkml.org/lkml/2014/10/25/179, https://lkml.org/lkml/2014/10/25/180, https://lkml.org/lkml/2014/10/26/101, https://lkml.org/lkml/2014/10/26/116, https://lkml.org/lkml/2014/10/26/128, https://lkml.org/lkml/2014/10/26/129, https://support.f5.com/csp/article/K05211147, http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00035.html, http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html, http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html, http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html, http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.html, http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html, http://www.openwall.com/lists/oss-security/2014/10/30/7, https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=946e51f2bf37f1656916eb75bd0742ba33983c28, https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ca5358ef75fc69fee5322a38a340f5739d997c10, https://lkml.org/lkml/2014/10/25/171, https://lkml.org/lkml/2014/10/25/179, https://lkml.org/lkml/2014/10/25/180, https://lkml.org/lkml/2014/10/26/101, https://lkml.org/lkml/2014/10/26/116, https://lkml.org/lkml/2014/10/26/128, https://lkml.org/lkml/2014/10/26/129, http://www.debian.org/security/2015/dsa-3170, https://lkml.org/lkml/2014/10/25/171, https://lkml.org/lkml/2014/10/26/116, http://www.debian.org/security/2015/dsa-3170, https://bugzilla.redhat.com/show_bug.cgi?id=1159313, https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=946e51f2bf37f1656916eb75bd0742ba33983c28, https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ca5358ef75fc69fee5322a38a340f5739d997c10, https://lkml.org/lkml/2014/10/25/179, https://lkml.org/lkml/2014/10/25/180, https://bugzilla.redhat.com/show_bug.cgi?id=1159313

    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