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Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
Linux Kernel Virtual Dynamic Shared Objects Boundary Error May Let Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1021137
SecurityTracker URL:  http://securitytracker.com/id/1021137
CVE Reference:   CVE-2008-3527   (Links to External Site)
Date:  Nov 4 2008
Impact:   Denial of service via local system, Root access via local system, User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.6
Description:   A vulnerability was reported in the Linux Kernel. A local user can cause denial of service conditions. A local user may be able to obtain elevated privileges on the target system.

The Virtual Dynamic Shared Objects (vDSO) implementation does not properly check the bounds of user-supplied data.

Tavis Ormandy reported this vulnerability.

Impact:   A local user can cause denial of service conditions on the target system.

A local user may be able to obtain elevated privileges on the target system.

Solution:   The vendor has issued a fix [in February 2007], available at:

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7d91d531900bfa1165d445390b3b13a8013f98f7

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

Message History:   This archive entry has one or more follow-up message(s) listed below.
Nov 4 2008 (Red Hat Issues Fix) Linux Kernel Virtual Dynamic Shared Objects Boundary Error May Let Local Users Gain Elevated Privileges
Red Hat has released a fix for Red Hat Enterprise Linux 5.



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