diff options
| author | Michael Niedermayer <[email protected]> | 2019-09-24 23:50:23 +0200 |
|---|---|---|
| committer | Michael Niedermayer <[email protected]> | 2019-12-31 19:51:55 +0100 |
| commit | c0f315b835174493db2def644df8962149eedcd8 (patch) | |
| tree | eea0d0dfe676839ea1be75d69bdd54d97f94b88d | |
| parent | 026f243d71f655e72de268aa3f40be597b2a1c81 (diff) | |
avcodec/sbcdec: Initialize number of channels
Fixes: out of array access
Fixes: 17609/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SBC_fuzzer-5758729319874560
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <[email protected]>
Reviewed-by: Moritz Barsnick <[email protected]>
Signed-off-by: Michael Niedermayer <[email protected]>
(cherry picked from commit 02fb6a214717d40487cae2b06f13b14fabb6e101)
Signed-off-by: Michael Niedermayer <[email protected]>
| -rw-r--r-- | libavcodec/sbcdec.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/sbcdec.c b/libavcodec/sbcdec.c index 546b38c106..937946e2d2 100644 --- a/libavcodec/sbcdec.c +++ b/libavcodec/sbcdec.c @@ -348,6 +348,7 @@ static int sbc_decode_frame(AVCodecContext *avctx, if (frame_length <= 0) return frame_length; + avctx->channels = frame->channels = sbc->frame.channels; frame->format = AV_SAMPLE_FMT_S16P; frame->nb_samples = sbc->frame.blocks * sbc->frame.subbands; |