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typefind: Fix previous commit

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We need to make sure we have *enough* data to read (including the
next 4 bytes)
This commit is contained in:
Edward Hervey 2017-12-07 16:09:55 +01:00 committed by Edward Hervey
parent b1c135aa72
commit 32eae2b166
1 changed files with 1 additions and 1 deletions
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2
gst/typefind/gsttypefindfunctions.c
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@ -3146,7 +3146,7 @@ q3gp_type_find (GstTypeFind * tf, gpointer unused)
ftyp_size = GST_READ_UINT32_BE (data);
}
if ((data = gst_type_find_peek (tf, 0, ftyp_size)) != NULL) {
for (offset = 16; offset < ftyp_size; offset += 4) {
for (offset = 16; offset + 4 < ftyp_size; offset += 4) {
if ((profile = q3gp_type_find_get_profile (data + offset))) {
gst_type_find_suggest_simple (tf, GST_TYPE_FIND_MAXIMUM,
"application/x-3gp", "profile", G_TYPE_STRING, profile, NULL);