[vlc-devel] [PATCH 5/9] tospdif: A52: fix buffer size check
Thomas Guillem
thomas at gllm.fr
Thu Oct 3 16:33:55 CEST 2019
When an AC-3 Core + EAC3 ext (gathered from the packetizer) block was passed,
the buffer size was equal to a52_size and didn't triggered the a52 reparse that
removed the EAC3 extension.
---
modules/audio_filter/converter/tospdif.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/modules/audio_filter/converter/tospdif.c b/modules/audio_filter/converter/tospdif.c
index d40d62f1f2..b28a5f9ba4 100644
--- a/modules/audio_filter/converter/tospdif.c
+++ b/modules/audio_filter/converter/tospdif.c
@@ -219,7 +219,7 @@ static int write_buffer_ac3( filter_t *p_filter, block_t *p_in_buf )
static const size_t a52_size = A52_FRAME_NB * 4;
if( unlikely( p_in_buf->i_buffer < 6
- || p_in_buf->i_buffer > a52_size
+ || p_in_buf->i_buffer + SPDIF_HEADER_SIZE > a52_size
|| p_in_buf->i_nb_samples != A52_FRAME_NB ) )
{
/* Input is not correctly packetizer. Try to parse the buffer in order
--
2.20.1
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