ffmpeg | branch: release/4.3 | Michael Niedermayer <mich...@niedermayer.cc> | Sun Dec 5 22:19:05 2021 +0100| [d80dbe65054cc70c8573a3d62c4492ef5d3962a2] | committer: Michael Niedermayer
avformat/mxfdec: Check for duplicate mxf_read_index_entry_array() Fixes: memleak Fixes: 41596/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer-6439060204290048 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Reviewed-by: Tomas Härdin <tjop...@acc.umu.se> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 4f44a218e53cd92e64ba10a935bc1e7583c3e218) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d80dbe65054cc70c8573a3d62c4492ef5d3962a2 --- libavformat/mxfdec.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c index f805ccc36f..442d652cf6 100644 --- a/libavformat/mxfdec.c +++ b/libavformat/mxfdec.c @@ -1069,6 +1069,9 @@ static int mxf_read_index_entry_array(AVIOContext *pb, MXFIndexTableSegment *seg { int i, length; + if (segment->temporal_offset_entries) + return AVERROR_INVALIDDATA; + segment->nb_index_entries = avio_rb32(pb); length = avio_rb32(pb); _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
