Better handling of more than one disposition type in an email

git-svn: trunk@1548

clamav-devel/ChangeLog

@@ -1,3 +1,11 @@
+Sun May 15 16:47:48 BST 2005 (njh)
+----------------------------------
+  * libclamav/message.c:	Fixed a problem where an email with more
+					than one content-disposition type line,
+					one or more of which was empty, could
+					crash libclamav. Reported by arnaud at
+					clamav.net.
+
 Sat May 14 17:14:52 BST 2005 (njh)
 ----------------------------------
   * libclamav/pdf.c:	Fix problem with munmap not unmapping all the area,

clamav-devel/libclamav/message.c

@@ -15,7 +15,7 @@
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
-static	char	const	rcsid[] = "$Id: message.c,v 1.155 2005/05/11 15:22:17 nigelhorne Exp $";
+static	char	const	rcsid[] = "$Id: message.c,v 1.156 2005/05/15 15:46:12 nigelhorne Exp $";
 
 #if HAVE_CONFIG_H
 #include "clamav-config.h"
@@ -359,7 +359,8 @@ messageSetDispositionType(message *m, const char *disptype)
 		m->mimeDispositionType = strdup(disptype);
 		if(m->mimeDispositionType)
 			strstrip(m->mimeDispositionType);
-	}
+	} else
+		m->mimeDispositionType = NULL;
 }
 
 const char *