fre 2024-09-13 klockan 01:33 +0200 skrev Michael Niedermayer: > Fixes: signed integer overflow: 9223372036840103968 + 538976288 > cannot be represented in type 'long' > Fixes: 70604/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer- > 4844090340999168 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > --- > libavformat/mxfdec.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c > index ac63c0d5add..8eae9f87afa 100644 > --- a/libavformat/mxfdec.c > +++ b/libavformat/mxfdec.c > @@ -2391,6 +2391,9 @@ static int > mxf_parse_physical_source_package(MXFContext *mxf, MXFTrack *source_t > physical_track- > >edit_rate, > source_track- > >edit_rate); > > + if (av_sat_add64(start_position, mxf_tc- > >start_frame) != start_position + (uint64_t)mxf_tc->start_frame) > + continue;
Should error out instead IMO /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".
