From: Limin Wang <lance.lmw...@gmail.com>
The issue is introduced from a705bcd763e344fa, please tested with below command
line:
make V=1 fate-sub-cc-scte20 TARGET_EXEC="valgrind --error-exitcode=1"
Reported-by: Martin Storsjö <mar...@martin.st>
Signed-off-by: Limin Wang <lance.lmw...@gmail.com>
---
libavcodec/mpeg12dec.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c
index f0f92ac..2562027 100644
--- a/libavcodec/mpeg12dec.c
+++ b/libavcodec/mpeg12dec.c
@@ -2276,6 +2276,8 @@ static int mpeg_decode_a53_cc(AVCodecContext *avctx,
if (ret >= 0) {
uint8_t field, cc1, cc2;
uint8_t *cap = s1->a53_buf_ref->data;
+
+ memset(s1->a53_buf_ref->data + old_size, 0, cc_count *
UINT64_C(3));
for (i = 0; i < cc_count && get_bits_left(&gb) >= 26; i++) {
skip_bits(&gb, 2); // priority
field = get_bits(&gb, 2);
--
1.8.3.1
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