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| author | Kieran Kunhya <kierank@obe.tv> | 2015-10-26 23:09:44 +0000 |
|---|---|---|
| committer | Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> | 2015-11-26 01:38:17 +0100 |
| commit | 458b1fda34153510cdc9d4fee95f718aec665e9c (patch) | |
| tree | 3da64fb511b2974c4702c9ee41d81a83e277d074 | |
| parent | 5ed5acb91070272dc4a5e2ae16eccb2f71311913 (diff) | |
| download | ffmpeg-458b1fda34153510cdc9d4fee95f718aec665e9c.tar.gz | |
opusdec: Don't run vector_fmul_scalar on zero length arrays
Fixes crashes on fuzzed files
Fixes Ticket4969 part2
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b3e5f15b95f04a35821f63f6fd89ddd60f666a59)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
| -rw-r--r-- | libavcodec/opusdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/opusdec.c b/libavcodec/opusdec.c index 7acc7cf3bd..c22a2db6c2 100644 --- a/libavcodec/opusdec.c +++ b/libavcodec/opusdec.c @@ -589,7 +589,7 @@ static int opus_decode_packet(AVCodecContext *avctx, void *data, memset(frame->extended_data[i], 0, frame->linesize[0]); } - if (c->gain_i) { + if (c->gain_i && decoded_samples > 0) { c->fdsp.vector_fmul_scalar((float*)frame->extended_data[i], (float*)frame->extended_data[i], c->gain, FFALIGN(decoded_samples, 8)); |