Message ID | 20220929230927.28439-2-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | 77164b2344eb67d61f973ebbbc8e0b88aaae027b |
Headers | show |
Series | [FFmpeg-devel,1/3] avformat/vividas: Check packet size | expand |
diff --git a/libavcodec/speexdec.c b/libavcodec/speexdec.c index 9793d939fcb..08c7e77e7d5 100644 --- a/libavcodec/speexdec.c +++ b/libavcodec/speexdec.c @@ -1452,7 +1452,7 @@ static av_cold int speex_decode_init(AVCodecContext *avctx) return AVERROR_INVALIDDATA; s->nb_channels = avctx->ch_layout.nb_channels; - if (s->nb_channels <= 0) + if (s->nb_channels <= 0 || s->nb_channels > 2) return AVERROR_INVALIDDATA; switch (s->rate) {
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> --- libavcodec/speexdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)