CVE Database


Impact: Important
Public: 2012-01-10
CWE: CWE-662->CWE-362->CWE-672->CWE-119
Bugzilla: 757143: CVE-2011-4348 kernel: incomplete fix for CVE-2011-2482
IAVA: 2012-A-0073


The MITRE CVE dictionary describes this issue as:

Race condition in the sctp_rcv function in net/sctp/input.c in the Linux kernel before 2.6.29 allows remote attackers to cause a denial of service (system hang) via SCTP packets. NOTE: in some environments, this issue exists because of an incomplete fix for CVE-2011-2482.

Find out more about CVE-2011-4348 from the MITRE CVE dictionary and NIST NVD.


This issue did not affect the version of the Linux kernel as shipped with Red Hat Enterprise Linux 4, 6 and Red Hat Enterprise MRG as they were not vulnerable to CVE-2011-2482. This has been addressed in Red Hat Enterprise Linux 5 via

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 version 5 (kernel) RHSA-2012:0007 January 10, 2012

External References

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For clarification or corrections please contact the Red Hat Security Response Team.