Public Date:
1147850: CVE-2014-3673 kernel: sctp: skb_over_panic when receiving malformed ASCONF chunks
A flaw was found in the way the Linux kernel's Stream Control Transmission Protocol (SCTP) implementation handled malformed Address Configuration Change Chunks (ASCONF). A remote attacker could use either of these flaws to crash the system.

Find out more about CVE-2014-3673 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue does affect Red Hat Enterprise Linux 5. This has been rated as having Important security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle:

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 Will not fix


This issue was discovered by Liu Wei of Red Hat.

Last Modified

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