lgtm On 10/9/19, Michael Niedermayer <mich...@niedermayer.cc> wrote: > Fixes: shift exponent -2 is negative > Fixes: > 17736/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PCM_F16LE_fuzzer-5742815929171968 > Fixes: > 17998/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PCM_F24LE_fuzzer-5716980383875072 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > --- > libavcodec/pcm.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/libavcodec/pcm.c b/libavcodec/pcm.c > index 83850cc793..4ce0b9487b 100644 > --- a/libavcodec/pcm.c > +++ b/libavcodec/pcm.c > @@ -264,6 +264,9 @@ static av_cold int pcm_decode_init(AVCodecContext > *avctx) > break; > case AV_CODEC_ID_PCM_F16LE: > case AV_CODEC_ID_PCM_F24LE: > + if (avctx->bits_per_coded_sample < 1 || > avctx->bits_per_coded_sample > 24) > + return AVERROR_INVALIDDATA; > + > s->scale = 1. / (1 << (avctx->bits_per_coded_sample - 1)); > s->fdsp = avpriv_float_dsp_alloc(0); > if (!s->fdsp) > -- > 2.23.0 > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
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