Public Date:
1070705: CVE-2014-0101 kernel: net: sctp: null pointer dereference when processing authenticated cookie_echo chunk
A flaw was found in the way the Linux kernel processed an authenticated COOKIE_ECHO chunk during the initialization of an SCTP connection. A remote attacker could use this flaw to crash the system by initiating a specially crafted SCTP handshake in order to trigger a NULL pointer dereference on the system.

Find out more about CVE-2014-0101 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 5. Future kernel updates for Red Hat Enterprise MRG 2 may address this issue.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

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 AUS (v. 6.2 server) (kernel) RHSA-2014:0520 2014-05-20
Red Hat Enterprise Linux Server EUS (v. 6.4) (kernel) RHSA-2014:0432 2014-04-24
Red Hat Enterprise Linux version 6 (kernel) RHSA-2014:0328 2014-03-25
Red Hat Enterprise Linux Server EUS (v. 6.3) (kernel) RHSA-2014:0419 2014-04-22

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 kernel Not affected
Red Hat Enterprise Linux 5 kernel Not affected


Red Hat would like to thank Nokia Siemens Networks for reporting this issue.