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Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
Linux Kernel SCTP Initialization Race Condition Lets Local Users Cause Denial of Service Conditions on the Target System
SecurityTracker Alert ID:  1033808
SecurityTracker URL:  http://securitytracker.com/id/1033808
CVE Reference:   CVE-2015-5283   (Links to External Site)
Date:  Oct 14 2015
Impact:   Denial of service via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in the Linux kernel. A local user can cause denial of service conditions on the target system.

A local user can create SCTP sockets when the SCTP module is not loaded to trigger a null pointer dereference and cause the target system to crash.

Marcelo Ricardo Leitner reported this vulnerability.

Impact:   A local user can cause the target system to crash.
Solution:   The vendor has issued a source code fix, available at:

http://patchwork.ozlabs.org/patch/515996/

Vendor URL:  www.kernel.org/ (Links to External Site)
Cause:   Access control error, State error

Message History:   This archive entry has one or more follow-up message(s) listed below.
Nov 20 2015 (Red Hat Issues Fix) Linux Kernel SCTP Initialization Race Condition Lets Local Users Cause Denial of Service Conditions on the Target System
Red Hat has issued a fix for Red Hat Enterprise Linux 7.
Nov 20 2015 (Red Hat Issues Fix) Linux Kernel SCTP Initialization Race Condition Lets Local Users Cause Denial of Service Conditions on the Target System
Red Hat has issued a fix for Red Hat Enterprise Linux 7.
Dec 7 2015 (Ubuntu Issues Fix) Linux Kernel SCTP Initialization Race Condition Lets Local Users Cause Denial of Service Conditions on the Target System
Ubuntu has issued a fix for Ubuntu Linux 15.04.
Dec 7 2015 (Ubuntu Issues Fix) Linux Kernel SCTP Initialization Race Condition Lets Local Users Cause Denial of Service Conditions on the Target System
Ubuntu has issued a fix for Ubuntu Linux 14.04 LTS Vivid HWE.



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