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Diffstat (limited to 'www/tinyproxy/patches/patch-src_hashmap.c')
-rw-r--r--www/tinyproxy/patches/patch-src_hashmap.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/www/tinyproxy/patches/patch-src_hashmap.c b/www/tinyproxy/patches/patch-src_hashmap.c
new file mode 100644
index 00000000000..6c6ca62ac67
--- /dev/null
+++ b/www/tinyproxy/patches/patch-src_hashmap.c
@@ -0,0 +1,85 @@
+$NetBSD: patch-src_hashmap.c,v 1.1 2012/12/13 09:01:26 wiz Exp $
+
+Fix CVE-2012-3505 using Debian patch.
+
+--- src/hashmap.c.orig 2010-01-25 18:24:01.000000000 +0000
++++ src/hashmap.c
+@@ -25,6 +25,8 @@
+ * don't try to free the data, or realloc the memory. :)
+ */
+
++#include <stdlib.h>
++
+ #include "main.h"
+
+ #include "hashmap.h"
+@@ -50,6 +52,7 @@ struct hashbucket_s {
+ };
+
+ struct hashmap_s {
++ uint32_t seed;
+ unsigned int size;
+ hashmap_iter end_iterator;
+
+@@ -65,7 +68,7 @@ struct hashmap_s {
+ *
+ * If any of the arguments are invalid a negative number is returned.
+ */
+-static int hashfunc (const char *key, unsigned int size)
++static int hashfunc (const char *key, unsigned int size, uint32_t seed)
+ {
+ uint32_t hash;
+
+@@ -74,7 +77,7 @@ static int hashfunc (const char *key, un
+ if (size == 0)
+ return -ERANGE;
+
+- for (hash = tolower (*key++); *key != '\0'; key++) {
++ for (hash = seed; *key != '\0'; key++) {
+ uint32_t bit = (hash & 1) ? (1 << (sizeof (uint32_t) - 1)) : 0;
+
+ hash >>= 1;
+@@ -104,6 +107,7 @@ hashmap_t hashmap_create (unsigned int n
+ if (!ptr)
+ return NULL;
+
++ ptr->seed = (uint32_t)rand();
+ ptr->size = nbuckets;
+ ptr->buckets = (struct hashbucket_s *) safecalloc (nbuckets,
+ sizeof (struct
+@@ -201,7 +205,7 @@ hashmap_insert (hashmap_t map, const cha
+ if (!data || len < 1)
+ return -ERANGE;
+
+- hash = hashfunc (key, map->size);
++ hash = hashfunc (key, map->size, map->seed);
+ if (hash < 0)
+ return hash;
+
+@@ -382,7 +386,7 @@ ssize_t hashmap_search (hashmap_t map, c
+ if (map == NULL || key == NULL)
+ return -EINVAL;
+
+- hash = hashfunc (key, map->size);
++ hash = hashfunc (key, map->size, map->seed);
+ if (hash < 0)
+ return hash;
+
+@@ -416,7 +420,7 @@ ssize_t hashmap_entry_by_key (hashmap_t
+ if (!map || !key || !data)
+ return -EINVAL;
+
+- hash = hashfunc (key, map->size);
++ hash = hashfunc (key, map->size, map->seed);
+ if (hash < 0)
+ return hash;
+
+@@ -451,7 +455,7 @@ ssize_t hashmap_remove (hashmap_t map, c
+ if (map == NULL || key == NULL)
+ return -EINVAL;
+
+- hash = hashfunc (key, map->size);
++ hash = hashfunc (key, map->size, map->seed);
+ if (hash < 0)
+ return hash;
+