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Category:   OS (Linux)  >   lockdev Vendors:   Polacco, Fabrizio
Linux 'lockdev' May Let Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1007332
SecurityTracker URL:  http://securitytracker.com/id/1007332
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Jul 29 2003
Impact:   Execution of arbitrary code via local system, User access via local system


Description:   A vulnerability was reported in lockdev. A local user may be able to obtain elevated privileges on the system.

0x333 Outsiders Security Labs reported that there is a buffer overflow in the 'setup.c' file. A local user can cause a segmentation fault.

The report did not confirm that code execution is possible. According to the report, the application may be installed with set group id (setgid) 'lock' group privileges. If code execution is possible, a local user can gain 'lock' group privileges.

Impact:   A local user may be able to execute arbitrary code with 'lock' group privileges (however, code execution was not confirmed in the report).
Solution:   No solution was available at the time of this entry.
Cause:   Boundary error

Message History:   None.


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