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Description: The input word is guaranteed to be at most STRINGSIZE-1 in length.
One of the mangle operations involves duplicating the input word, resulting in
a string twice the length to be accommodated by both area variables.
Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=835386
Author: Howard Guo <hguo@suse.com>
Last-Update: 2016-08-17
diff -rupN 3/lib/rules.c 3-patched/lib/rules.c
--- 3/lib/rules.c 2016-08-16 14:16:24.033261876 +0200
+++ 3-patched/lib/rules.c 2016-08-17 13:57:14.485782894 +0200
@@ -434,9 +434,8 @@ Mangle(input, control) /* returns a poi
{
int limit;
register char *ptr;
- static char area[STRINGSIZE];
- char area2[STRINGSIZE];
- area[0] = '\0';
+ static char area[STRINGSIZE * 2] = {0};
+ char area2[STRINGSIZE * 2] = {0};
strcpy(area, input);
for (ptr = control; *ptr; ptr++)
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