Public Date:
1155745: CVE-2014-3688 kernel: net: sctp: remote memory pressure from excessive queueing
A flaw was found in the way the Linux kernel's Stream Control Transmission Protocol (SCTP) implementation handled the association's output queue. A remote attacker could send specially crafted packets that would cause the system to use an excessive amount of memory, leading to a denial of service.

Find out more about CVE-2014-3688 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue does affect Red Hat Enterprise Linux 6, 7 and Red Hat Enterprise MRG. Future Linux kernel updates for the respective releases will address this issue.

CVSS v2 metrics

Base Score 7.1
Base Metrics AV:N/AC:M/Au:N/C:N/I:N/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux Advanced Update Support 6.2 (kernel) RHSA-2015:0115 2015-02-03
Red Hat Enterprise Linux Extended Update Support 6.4 (kernel) RHSA-2015:0043 2015-01-13
Red Hat Enterprise Linux 6 (kernel) RHSA-2014:1997 2014-12-16
Red Hat Enterprise Linux 7 (kernel) RHSA-2014:1971 2014-12-09
Red Hat Enterprise Linux Extended Update Support 6.5 (kernel) RHSA-2015:0062 2015-01-20

Affected Packages State

Platform Package State
Red Hat Enterprise MRG 2 realtime-kernel Affected
Red Hat Enterprise Linux 5 kernel Not affected

Last Modified

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