demux: libmp4: fix heap overflow in stdp debug code (fix #12358)

2caa3ce4 · Francois Cartegnie · 034ce48d · 2caa3ce4
Commit 2caa3ce4 authored Oct 08, 2014 by Francois Cartegnie
Hide whitespace changes
Inline Side-by-side

Showing with 2 additions and 1 deletion

modules/demux/mp4/libmp4.c modules/demux/mp4/libmp4.c +2 -1

No files found.
--- a/modules/demux/mp4/libmp4.c
+++ b/modules/demux/mp4/libmp4.c
@@ -3224,7 +3224,8 @@ static int MP4_ReadBox_sdtp( stream_t *p_stream, MP4_Box_t *p_box )

 #ifdef MP4_VERBOSE
    msg_Dbg( p_stream, "i_sample_count is %"PRIu32"", i_sample_count );
-    msg_Dbg( p_stream,
+    if ( i_sample_count > 3 )
+        msg_Dbg( p_stream,
             "read box: \"sdtp\" head: %"PRIx8" %"PRIx8" %"PRIx8" %"PRIx8"",
                 p_sdtp->p_sample_table[0],
                 p_sdtp->p_sample_table[1],