On Fri, Aug 9, 2019 at 1:26 AM Michael Niedermayer <mich...@niedermayer.cc> wrote:
> Fixes: shift exponent 32 is too large for 32-bit type 'unsigned int' > Fixes: > 15764/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALAC_fuzzer-5102101203517440 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by > <https://github.com/google/oss-fuzz/tree/master/projects/ffmpegSigned-off-by>: > Michael Niedermayer <mich...@niedermayer.cc> > --- > libavcodec/alac.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/libavcodec/alac.c b/libavcodec/alac.c > index 6086e2caa8..1196925aa7 100644 > --- a/libavcodec/alac.c > +++ b/libavcodec/alac.c > @@ -250,7 +250,7 @@ static int decode_element(AVCodecContext *avctx, > AVFrame *frame, int ch_index, > > alac->extra_bits = get_bits(&alac->gb, 2) << 3; > bps = alac->sample_size - alac->extra_bits + channels - 1; > - if (bps > 32U) { > + if (bps > 32 || bps < 1) { > avpriv_report_missing_feature(avctx, "bps %d", bps); > return AVERROR_PATCHWELCOME; > } > -- > 2.22.0 > I'm not sure reporting for missing feature in this case (bps == 0) is valid. > _______________________________________________ > 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 To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".