[asterisk-bugs] [Asterisk 0012661]: [patch] String comparison of NULL Urgent flag value crashes Asterisk.

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A NOTE has been added to this issue. 
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http://bugs.digium.com/view.php?id=12661 
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Reported By:                jaroth
Assigned To:                putnopvut
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Project:                    Asterisk
Issue ID:                   12661
Category:                   Applications/app_voicemail
Reproducibility:            always
Severity:                   crash
Priority:                   normal
Status:                     assigned
Asterisk Version:           SVN 
SVN Branch (only for SVN checkouts, not tarball releases):  trunk 
SVN Revision (number only!): 116298 
Disclaimer on File?:        N/A 
Request Review:              
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Date Submitted:             05-15-2008 09:37 CDT
Last Modified:              05-15-2008 10:07 CDT
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Summary:                    [patch] String comparison of NULL Urgent flag value
crashes Asterisk.
Description: 
If the Urgent flag is NULL (in some cases), strcmp() will crash Asterisk.  
This patch adds an ast_strlen_zero() check before the strcmp() of the
Urgent flag in all cases.
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---------------------------------------------------------------------- 
 svnbot - 05-15-08 10:07  
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Repository: asterisk
Revision: 116590

U   trunk/apps/app_voicemail.c

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r116590 | mmichelson | 2008-05-15 10:07:07 -0500 (Thu, 15 May 2008) | 8
lines

Prevent crashes from occurring due to a strcmp of a NULL pointer.

(closes issue http://bugs.digium.com/view.php?id=12661)
Reported by: jaroth
Patches:
      urgentcompare.patch uploaded by jaroth (license 50)


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http://svn.digium.com/view/asterisk?view=rev&revision=116590 

Issue History 
Date Modified   Username       Field                    Change               
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05-15-08 10:07  svnbot         Note Added: 0086904                          
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