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authorDavid Schleef <ds@schleef.org>2003-07-24 08:49:43 +0000
committerDavid Schleef <ds@schleef.org>2003-07-24 08:49:43 +0000
commita962c0f40c1bf71b44a67f898a35122f158b6b25 (patch)
tree591c4255a1b28c76e1a0331e6648bb3f6585fad9 /ext/tarkin
parenta287b1e4420e0d89ca83e1343acbbae74c8aea9b (diff)
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Add buffer length checks to every typefinding function
Original commit message from CVS: Add buffer length checks to every typefinding function
Diffstat (limited to 'ext/tarkin')
-rw-r--r--ext/tarkin/gsttarkin.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/ext/tarkin/gsttarkin.c b/ext/tarkin/gsttarkin.c
index 69fee01a..6e9abbc1 100644
--- a/ext/tarkin/gsttarkin.c
+++ b/ext/tarkin/gsttarkin.c
@@ -69,11 +69,16 @@ static GstTypeDefinition tarkindefinition =
static GstCaps*
tarkin_type_find (GstBuffer *buf, gpointer private)
{
- guint32 head = GUINT32_FROM_BE (*((guint32 *)GST_BUFFER_DATA (buf)));
+ guint32 head;
+
+ if (GST_BUFFER_SIZE (buf) < 4)
+ return NULL;
/* FIXME */
return NULL;
+ head = GUINT32_FROM_BE (*((guint32 *)GST_BUFFER_DATA (buf)));
+
if (head != 0x4F676753)
return NULL;