Linux Kernel SCTP Privilege Elevation Vulnerability

McAfee, Inc.
McAfee® Avert® Labs Security Advisory
Public Release Date: 2006-08-22

Linux Kernel SCTP Privilege Elevation Vulnerability

CVE-2006-3745

• Synopsis

The Linux kernel is susceptible to a locally exploitable flaw which may allow local users to gain root privileges and execute arbitrary code at kernel privilege level.

• Vulnerable System or Application

Linux Kernel Versions: 2.4.23–2.4.32, 2.6 up to and including 2.6.17.7

• Vulnerability Information

A locally exploitable flaw has been found in the Linux sctp module sctp_make_abort_user function that allows local users to gain root privileges and also execute arbitrary code at kernel privilege level.

• Resolution

The Linux Kernel Archives has released a fix for this vulnerability. Complete instructions for automatically updating kernel modules can be downloaded at the following site:
http://www.kernel.org/git/?p=linux/kernel/git/stable/linux-2.6.17.y.git;a=commit;h=96ec9da385cf72c5f775e5f163420ea92e66ded2

• Credits

This vulnerability was discovered by Wei Wang of McAfee Avert Labs.

• Legal Notice

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