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Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
Linux Kernel AGPIOC_RESERVE and AGPIOC_ALLOCATE IOCTLs Let Local Users Consume Excessive Memory Resources
SecurityTracker Alert ID:  1025441
SecurityTracker URL:  http://securitytracker.com/id/1025441
CVE Reference:   CVE-2011-1747   (Links to External Site)
Date:  Apr 25 2011
Impact:   Denial of service via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.6.x
Description:   A vulnerability was reported in the Linux Kernel. A local user can cause denial of service conditions.

The AGPIOC_RESERVE and AGPIOC_ALLOCATE ioctls do not enforce a per-process limit. A local user can exploit this to consume all available memory on the target system.

Vasiliy Kulikov reported this vulnerability.

Impact:   A local user can cause out-of-memory conditions on the target system.
Solution:   The vendor has issued a source code fix, available at:

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=b522f02184b413955f3bc952e3776ce41edc6355

Vendor URL:  www.kernel.org/ (Links to External Site)
Cause:   Resource error

Message History:   None.


 Source Message Contents



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