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Category:   Application (File Transfer/Sharing)  >   Samba Vendors:   Samba.org
(Ubuntu Issues Fix) Samba Input Validation Flaw Lets Remote Users Cause the Target Print Spooler Service to Crash
SecurityTracker Alert ID:  1040565
SecurityTracker URL:  http://securitytracker.com/id/1040565
CVE Reference:   CVE-2018-1050   (Links to External Site)
Date:  Mar 26 2018
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 4.0.0 and after
Description:   A vulnerability was reported in Samba. A remote user can cause the target print spooler service to crash.

A remote user can send specially crafted RPC calls to the 'spoolss' service to trigger a null pointer error and cause the target print spooler service to crash.

Systems configured with the the 'spoolss' service as an external daemon are affected.

Impact:   A remote user can cause the target print spooler service to crash.
Solution:   Ubuntu has issued a fix.

The Ubuntu advisory is available at:

https://usn.ubuntu.com/usn/usn-3595-2

Vendor URL:  usn.ubuntu.com/usn/usn-3595-2 (Links to External Site)
Cause:   Input validation error
Underlying OS:  Linux (Ubuntu)
Underlying OS Comments:  12.04 ESM

Message History:   This archive entry is a follow-up to the message listed below.
Mar 13 2018 Samba Input Validation Flaw Lets Remote Users Cause the Target Print Spooler Service to Crash



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