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Category:   Application (Security)  >   grsecurity Vendors:   grsecurity.org
grsecurity Lets Local Users Bypass Role Based Access Control Rules
SecurityTracker Alert ID:  1019919
SecurityTracker URL:  http://securitytracker.com/id/1019919
CVE Reference:   CVE-2008-1940   (Links to External Site)
Updated:  May 5 2008
Original Entry Date:  Apr 23 2008
Impact:   User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.1.11
Description:   A vulnerability was reported in grsecurity. A local user can obtain elevated privileges on the target system.

A local user can bypass user_transition_deny/allow role-based access controls.

Impact:   A local user can bypass role-based access controls on the target system.
Solution:   The vendor has issued a fixed version (2.1.11-2.6.24.5 and 2.1.11-2.4.36.2), available at:

http://www.grsecurity.org/grsecurity-2.1.11-2.6.24.5-200804211829.patch.gz
http://www.grsecurity.org/grsecurity-2.1.11-2.4.36.2-200804211830.patch.gz

The vendor's advisory is available at:

http://www.grsecurity.org/news.php#grsec21113

Vendor URL:  www.grsecurity.org/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any)

Message History:   None.


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