diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-09-29 23:16:51 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-11-03 23:29:55 +0100 |
| commit | 59fe00912a48aa877b7538a8620e6ecedbdba88c (patch) | |
| tree | 4061f259dc740198366a130c587fb363d24d9bff | |
| parent | e4c5c904932b2ddc1f2c7b2e38ddf1fdaba09875 (diff) | |
| download | ffmpeg-59fe00912a48aa877b7538a8620e6ecedbdba88c.tar.gz | |
avcodec/speexdec: Check channels > 2
More than 2 channels seems unsupported, the code seems to just output empty extra channels
Fixes: Timeout
Fixes: 51569/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEX_fuzzer-5511509165342720
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 77164b2344eb67d61f973ebbbc8e0b88aaae027b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/speexdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/speexdec.c b/libavcodec/speexdec.c index ee95417deb..a7adcbfba4 100644 --- a/libavcodec/speexdec.c +++ b/libavcodec/speexdec.c @@ -1451,7 +1451,7 @@ static av_cold int speex_decode_init(AVCodecContext *avctx) return AVERROR_INVALIDDATA; s->nb_channels = avctx->channels; - if (s->nb_channels <= 0) + if (s->nb_channels <= 0 || s->nb_channels > 2) return AVERROR_INVALIDDATA; switch (s->rate) { |