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Category:   OS (UNIX)  >   Solaris Vendors:   Sun
Solaris NFS Kernel Module spec_fsync() Bug Lets Local Users Deny Service
SecurityTracker Alert ID:  1020751
SecurityTracker URL:  http://securitytracker.com/id/1020751
CVE Reference:   CVE-2008-3839   (Links to External Site)
Updated:  Sep 17 2008
Original Entry Date:  Aug 26 2008
Impact:   Denial of service via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 10, OpenSolaris
Description:   A vulnerability was reported in Solaris with certain patches applied. A local user can cause denial of service conditions.

On systems with kernel patches 120011-14 (SPARC) and 120012-14 (x86) applied, a local user can create a device file to trigger a flaw in spec_fsync() and cause the target NFS server to panic.

Impact:   A local user can cause a kernel panic.
Solution:   The vendor has issued a fix.

SPARC Platform

* Solaris 10 with patch 138070-02 or later
* OpenSolaris based upon builds snv_88 or later

x86 Platform

* Solaris 10 with patch 138071-02 or later
* OpenSolaris based upon builds snv_88 or later

The vendor's advisory is available at:

http://sunsolve.sun.com/search/document.do?assetkey=1-66-241066-1

Vendor URL:  sunsolve.sun.com/search/document.do?assetkey=1-66-241066-1 (Links to External Site)
Cause:   Not specified

Message History:   None.


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