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    CVE-2014-4667

    The sctp_association_free function in net/sctp/associola.c in the Linux kernel before 3.15.2 does not properly manage a certain backlog value, which allows remote attackers to cause a denial of service (socket outage) via a crafted SCTP packet.

    Published:Jun 12, 2014
    Last Modified:Apr 12, 2025
    EPS:Jul 3, 2014
    EPSS Score:0.14138
    CVSS Score:5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Mrg
    Vendor
    Suse
    Product
    Linux Enterprise Desktop
    Vendor
    Suse
    Product
    Linux Enterprise Real Time Extension
    Vendor
    Suse
    Product
    Linux Enterprise Server

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-190 Integer Overflow or Wraparound

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

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    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…
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    References

    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d3217b15a19a4779c39b212358a5c71d725822ee
    http://linux.oracle.com/errata/ELSA-2014-3068.html
    http://linux.oracle.com/errata/ELSA-2014-3069.html
    http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.html
    http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.html
    http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
    http://secunia.com/advisories/59777
    http://secunia.com/advisories/59790
    http://secunia.com/advisories/60564
    http://secunia.com/advisories/60596
    http://www.debian.org/security/2014/dsa-2992
    http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2
    http://www.openwall.com/lists/oss-security/2014/06/27/11
    http://www.securityfocus.com/bid/68224
    http://www.ubuntu.com/usn/USN-2334-1
    http://www.ubuntu.com/usn/USN-2335-1
    https://bugzilla.redhat.com/show_bug.cgi?id=1113967
    https://github.com/torvalds/linux/commit/d3217b15a19a4779c39b212358a5c71d725822ee
    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d3217b15a19a4779c39b212358a5c71d725822ee
    http://linux.oracle.com/errata/ELSA-2014-3068.html
    http://linux.oracle.com/errata/ELSA-2014-3069.html
    http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.html
    http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.html
    http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
    http://secunia.com/advisories/59777
    http://secunia.com/advisories/59790
    http://secunia.com/advisories/60564
    http://secunia.com/advisories/60596
    http://www.debian.org/security/2014/dsa-2992
    http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2
    http://www.openwall.com/lists/oss-security/2014/06/27/11
    http://www.securityfocus.com/bid/68224
    http://www.ubuntu.com/usn/USN-2334-1
    http://www.ubuntu.com/usn/USN-2335-1
    https://bugzilla.redhat.com/show_bug.cgi?id=1113967
    https://github.com/torvalds/linux/commit/d3217b15a19a4779c39b212358a5c71d725822ee

    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