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Category:   Application (Generic)  >   Ghostscript Vendors:   GNU [multiple authors]
(Ubuntu Issues Fix) Ghostscript Double Free Memory Error in tokenexec_continue() Lets Remote Users Cause the Target Application to Crash
SecurityTracker Alert ID:  1039234
SecurityTracker URL:  http://securitytracker.com/id/1039234
CVE Reference:   CVE-2017-11714   (Links to External Site)
Date:  Aug 28 2017
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 9.21
Description:   A vulnerability was reported in Ghostscript. A remote user can cause the target application to crash.

A remote user can create a specially crafted PostScript document that, when processed by the target application, will trigger a double-free memory error in tokenexec_continue() in 'psi/ztoken.c' and cause the application to crash.

Kamil Frankowicz reported this vulnerability.

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

The Ubuntu advisory is available at:

https://www.ubuntu.com/usn/usn-3403-1

Vendor URL:  www.ubuntu.com/usn/usn-3403-1 (Links to External Site)
Cause:   Access control error, State error
Underlying OS:  Linux (Ubuntu)
Underlying OS Comments:  14.04 LTS, 16.04 LTS, 17.04

Message History:   This archive entry is a follow-up to the message listed below.
Aug 28 2017 Ghostscript Double Free Memory Error in tokenexec_continue() Lets Remote Users Cause the Target Application to Crash



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