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Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
Linux Kernel SCTP Socket SO_LINGER Option Lets Local Users Deny Service
SecurityTracker Alert ID:  1016992
SecurityTracker URL:  http://securitytracker.com/id/1016992
CVE Reference:   CVE-2006-4535   (Links to External Site)
Date:  Oct 5 2006
Impact:   Denial of service via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.6.17.10, 2.6.17.11, 2.6.18-rc5
Description:   A vulnerability was reported in the Linux Kernel. A local user can cause denial of service conditions.

A local user can open an SCTP socket with a specially crafted SO_LINGER value to cause a kernel crash.

Impact:   A local user can cause a kernel crash.
Solution:   No solution was available at the time of this entry.
Vendor URL:  www.kernel.org/ (Links to External Site)
Cause:   Input validation error
Underlying OS:  

Message History:   This archive entry has one or more follow-up message(s) listed below.
Oct 5 2006 (Red Hat Issues Fix) Linux Kernel SCTP Socket SO_LINGER Option Lets Local Users Deny Service   (bugzilla@redhat.com)
Red Hat has released a fix for Red Hat Enterprise Linux 4.



 Source Message Contents

Date:  Thu, 5 Oct 2006 16:13:27 -0400
Subject:  Linux kernel vulnerability


CVE-2006-4535:

The Linux kernel 2.6.17.10 and 2.6.17.11 and 2.6.18-rc5 allows local users to cause a 
denial of service (crash) via an SCTP socket with a certain SO_LINGER value, possibly 
related to the patch for CVE-2006-3745. NOTE: older kernel versions for specific Linux 
distributions are also affected, due to backporting of the CVE-2006-3745 patch.
 
 


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