Fix memory overflow.

diff --git a/libarchive/archive_read_append_filter.c b/libarchive/archive_read_append_filter.c
index 50fdcf94c4593e8b2d5a44f702bb07da175ca738..017d7c68a4b39203d94f40b2ccf2ed83a90d8cce 100644 (file)
--- a/libarchive/archive_read_append_filter.c
+++ b/libarchive/archive_read_append_filter.c
@@ -38,7 +38,7 @@ int
 archive_read_append_filter(struct archive *_a, int code)
 {
   int r1, r2, number_bidders, i;
-  char str[10];
+  char str[20];
   struct archive_read_filter_bidder *bidder;
   struct archive_read_filter *filter;
   struct archive_read *a = (struct archive_read *)_a;