From: Eric Biggers <ebiggers3@gmail.com>
Date: Fri, 22 Jan 2016 02:01:54 +0000 (-0600)
Subject: registry: define MAX_VALUE_SIZE with other limits
X-Git-Tag: v1.9.0~4
X-Git-Url: https://wimlib.net/git/?p=wimlib;a=commitdiff_plain;h=4109848cdf4c31d8ea1a410b183478ad4124f15b;ds=sidebyside

registry: define MAX_VALUE_SIZE with other limits
---

diff --git a/src/registry.c b/src/registry.c
index 6b7f9815..36ecdd39 100644
--- a/src/registry.c
+++ b/src/registry.c
@@ -143,6 +143,7 @@ struct data_cell {
 
 /* Arbitrary limits for safety  */
 #define MAX_VALUES		65536
+#define MAX_VALUE_SIZE		1048576
 #define MAX_SUBKEYS		65536
 #define MAX_SUBKEY_LIST_LEVELS	5
 #define MAX_SUBKEY_LISTS	4096
@@ -532,7 +533,7 @@ retrieve_value(const struct regf *regf, const tchar *key_name,
 	is_inline = (data_size & 0x80000000);
 	data_size &= 0x7FFFFFFF;
 
-	if (data_size > 1048576)	/* Arbitrary limit */
+	if (data_size > MAX_VALUE_SIZE)
 		return HIVE_CORRUPT;
 
 	if (is_inline) {