On Fri, Aug 19, 2022 at 12:36 AM Michael Niedermayer <mich...@niedermayer.cc> wrote:
> Fixes: out of array access > Fixes: > 50014/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEDHQ_fuzzer-4748914632294400 > > Alternatively the buffer size can be increased > > 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/speedhq.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/libavcodec/speedhq.c b/libavcodec/speedhq.c > index c43de4f199..ffee5f973b 100644 > --- a/libavcodec/speedhq.c > +++ b/libavcodec/speedhq.c > @@ -499,7 +499,7 @@ static int speedhq_decode_frame(AVCodecContext *avctx, > AVFrame *frame, > uint32_t second_field_offset; > int ret; > > - if (buf_size < 4 || avctx->width < 8) > + if (buf_size < 4 || avctx->width < 8 || avctx->width % 8 != 0) > return AVERROR_INVALIDDATA; > Is this right thing to do? > > quality = buf[0]; > -- > 2.17.1 > > _______________________________________________ > 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".
