File claws-mail-fix-bufferoverflowstrncat.patch of Package claws-mail

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File claws-mail-fix-bufferoverflowstrncat.patch of Package claws-mail (Revision 2f787b61cf82668736364d1f1ef90691)

Currently displaying revision 2f787b61cf82668736364d1f1ef90691 , Show latest

--- claws-mail-3.8.0/src/addrbook.c	2011-12-16 02:09:32.000000000 -0600
+++ claws-mail-3.8.0/src/addrbook.c.orig	2011-12-22 18:57:03.035149942 -0600
@@ -1846,7 +1846,7 @@
 		gboolean flg;
 
 		strncpy(buf, adbookdir, WORK_BUFLEN);
-		strncat(buf, dir_name, WORK_BUFLEN);
+		strncat(buf, dir_name, sizeof(buf)-strlen(buf)-1);
 		g_stat(buf, &statbuf);
 		if (S_ISREG(statbuf.st_mode)) {
 			if (strncmp(
--- claws-mail-3.8.0/src/exportldif.c	2011-12-16 02:09:32.000000000 -0600
+++ claws-mail-3.8.0/src/exportldif.c.orig	2011-12-22 19:06:18.006171051 -0600
@@ -231,23 +231,23 @@
 	if( attr ) {
 		if( value ) {
 			if( strlen( value ) > 0 ) {
-				strncat( buf, attr, FMT_BUFSIZE );
+				strncat( buf, attr, sizeof(buf)-strlen(buf)-1);
 				strncat( buf, "=", FMT_BUFSIZE );
 				if( dupval ) {
 					/* Format and free duplicated value */
-					strncat( buf, dupval, FMT_BUFSIZE );
+					strncat( buf, dupval, sizeof(buf)-strlen(buf)-1);
 					g_free( dupval );
 				}
 				else {
 					/* Use original value */
-					strncat( buf, value, FMT_BUFSIZE );
+					strncat( buf, value, sizeof(buf)-strlen(buf)-1);
 				}
 
 				/* Append suffix */
 				if( ctl->suffix ) {
 					if( strlen( ctl->suffix ) > 0 ) {
 						strncat( buf, ",", FMT_BUFSIZE );
-						strncat( buf, ctl->suffix, FMT_BUFSIZE );
+						strncat( buf, ctl->suffix, sizeof(buf)-strlen(buf)-1);
 					}
 				}

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File claws-mail-fix-bufferoverflowstrncat.patch of Package claws-mail (Revision 2f787b61cf82668736364d1f1ef90691)

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