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diff -Naur foremost-1.5.6.orig/extract.c foremost-1.5.6/extract.c
--- foremost-1.5.6.orig/extract.c 2009-05-06 03:56:16.000000000 +0000
+++ foremost-1.5.6/extract.c 2009-06-07 19:59:12.000000000 +0000
@@ -1794,7 +1794,12 @@
if (((foundat + headersize) - buf) > buflen){ return NULL; }
foundat += headersize;
-
+
+ if (foundat >= (buf + buflen))
+ {
+ return buf + needle->header_len;
+ }
+
if (foundat[2] != (unsigned char)'\xff')
{
break;
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