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Category:   Application (Generic)  >   KDE Vendors:
KDE kcheckpass Lock File Bug May Let Local Users Grab Root Privileges
SecurityTracker Alert ID:  1014852
SecurityTracker URL:
CVE Reference:   CVE-2005-2494   (Links to External Site)
Updated:  Aug 11 2006
Original Entry Date:  Sep 5 2005
Impact:   Root access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): KDE 3.2.0 up to including 3.4.2
Description:   A vulnerability was reported in KDE kcheckpass. A local user can obtain root privileges.

If a local user has write access to the 'var/lock' directory and has permissions to invoke 'kcheckpass', then the local user may be able to exploit a lock file handling error to gain root access. Not all configurations are affected.

Ilja van Sprundel from discovered this vulnerability.

Impact:   A local user can gain root privileges on the target system.
Solution:   The vendor has issued a patch for KDE 3.4.2, available at:

2065be8baea09c89416385ac5dd892a9 post-3.4.2-kdebase-kcheckpass.diff

Vendor URL: (Links to External Site)
Cause:   State error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Aug 11 2006 (Red Hat Issues Fix) KDE kcheckpass Lock File Bug May Let Local Users Grab Root Privileges
Red Hat has released a fix for Red Hat Enteprise Linux 4.

 Source Message Contents

[Original Message Not Available for Viewing]

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