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    CVE-2014-8559

    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.

    Published:Oct 25, 2014
    Last Modified:Apr 12, 2025
    EPS:Nov 10, 2014
    EPSS Score:0.00055
    CVSS Score:5.5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Novell
    Product
    Suse Linux Enterprise Desktop
    Vendor
    Novell
    Product
    Suse Linux Enterprise Server
    Vendor
    Opensuse
    Product
    Evergreen
    Vendor
    Opensuse
    Product
    Opensuse
    Vendor
    Oracle
    Product
    Linux
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Mrg
    Vendor
    Redhat
    Product
    Rhel Extras Rt
    Vendor
    Suse
    Product
    Linux Enterprise Real Time Extension
    Vendor
    Suse
    Product
    Linux Enterprise Software Development Kit
    Vendor
    Suse
    Product
    Linux Enterprise Workstation Extension
    Vendor
    Suse
    Product
    Suse Linux Enterprise Server

    Exploits

    http://www.debian.org/security/2015/dsa-3170https://lkml.org/lkml/2014/10/25/171https://lkml.org/lkml/2014/10/26/116http://www.debian.org/security/2015/dsa-3170https://lkml.org/lkml/2014/10/25/171https://lkml.org/lkml/2014/10/26/116

    Related CVEs

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    CVE-2026-13367 (CVSS 7.8) — IBM Informix Dynamic Server 14.10, and 15.0 contain a local privilege escalation vulnerability in the oninit s…
    CVE-2026-47337 (CVSS 3.3) — Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling …
    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
    CVE-2026-47330 (CVSS 3.3) — Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an u…

    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://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

    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