On Thu, 2023-10-05 at 00:59 +0200, Michael Niedermayer wrote: > Fixes: left shift of negative value -538967841 > Fixes: 62447/clusterfuzz-testcase-minimized- > ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-6427134337613824 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > --- > libavcodec/jpeg2000dec.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c > index eda959e558d..691cfbd8915 100644 > --- a/libavcodec/jpeg2000dec.c > +++ b/libavcodec/jpeg2000dec.c > @@ -238,6 +238,11 @@ static int get_siz(Jpeg2000DecoderContext *s) > return AVERROR_INVALIDDATA; > } > > + if (s->image_offset_x >= s->width || s->image_offset_y >= s- > >height) { > + av_log(s->avctx, AV_LOG_ERROR, "image offsets outside > image"); > + return AVERROR_INVALIDDATA; > + }
Probably OK /Tomas _______________________________________________ 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".