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| author | Michael Niedermayer <michael@niedermayer.cc> | 2018-03-11 00:13:57 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-07-10 01:18:52 +0200 |
| commit | 1c0914e4f34edb02a242d58d3929fdd07a59f211 (patch) | |
| tree | 7ba4f50c2da003579b869c26691894bc3726c18d | |
| parent | 5770793dec3af51a513174c87aad95b44a7e00e0 (diff) | |
| download | ffmpeg-1c0914e4f34edb02a242d58d3929fdd07a59f211.tar.gz | |
avcodec/wmalosslessdec: Reset num_saved_bits on error path
Fixes: NULL pointer dereference
Fixes: poc-201803.wav
Found-by: GwanYeong Kim <gy741.kim@gmail.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 64c9ce0abc0fd8774b523afda3ddb17c86caa86a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/wmalosslessdec.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/wmalosslessdec.c b/libavcodec/wmalosslessdec.c index 601ea3c93a..7e2d5da4bf 100644 --- a/libavcodec/wmalosslessdec.c +++ b/libavcodec/wmalosslessdec.c @@ -1129,6 +1129,7 @@ static void save_bits(WmallDecodeCtx *s, GetBitContext* gb, int len, if (len <= 0 || buflen > MAX_FRAMESIZE) { avpriv_request_sample(s->avctx, "Too small input buffer"); s->packet_loss = 1; + s->num_saved_bits = 0; return; } |