From a958c1e2effd97d8f17779ab975d72ee67b1ab09 Mon Sep 17 00:00:00 2001
From: Tor Andersson <tor.andersson@artifex.com>
Date: Fri, 2 Mar 2012 01:13:29 +0100
Subject: Tweak compression bomb detection.

---
 fitz/stm_read.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fitz/stm_read.c b/fitz/stm_read.c
index c2d375f3..a95c62c0 100644
--- a/fitz/stm_read.c
+++ b/fitz/stm_read.c
@@ -1,5 +1,7 @@
 #include "fitz.h"
 
+#define MIN_BOMB (100 << 20)
+
 int
 fz_read(fz_stream *stm, unsigned char *buf, int len)
 {
@@ -108,7 +110,7 @@ fz_read_all(fz_stream *stm, int initial)
 			if (buf->len == buf->cap)
 				fz_grow_buffer(ctx, buf);
 
-			if (buf->len / 200 > initial)
+			if (buf->len >= MIN_BOMB && buf->len / 200 > initial)
 			{
 				fz_throw(ctx, "compression bomb detected");
 			}
-- 
cgit v1.2.3