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Category:   Application (Generic)  >   KDE Vendors:   KDE.org
KDE start_kdeinit Input Validation Flaw May Let Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1019924
SecurityTracker URL:  http://securitytracker.com/id/1019924
CVE Reference:   CVE-2008-1671   (Links to External Site)
Date:  Apr 26 2008
Impact:   Root access via local system, User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 3.5.5 to 4.0
Description:   A vulnerability was reported in KDE. A local user may be able to obtain elevated privileges on the target system.

The start_kdeinit wrapper does not properly process user-supplied input. A local user may be able to send UNIX signals to other processes to cause denial of service conditions or execute arbitrary code.

start_kdeinit is installed with set user id (setuid) root privileges by default.

Impact:   A local user may be able to obtain elevated privileges on the target system.
Solution:   The vendor has issued a patch for KDE 3.5.5 - KDE 3.5.9, available at:

ftp://ftp.kde.org/pub/kde/security_patches

9d99d5f02b696e7a493836f285a319da post-kde-3.5.5-kinit.diff

The vendor's advisory is available at:

http://www.kde.org/info/security/advisory-20080426-2.txt

Vendor URL:  www.kde.org/info/security/advisory-20080426-2.txt (Links to External Site)
Cause:   Input validation error
Underlying OS:  Linux (Any)

Message History:   None.


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