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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-10-02 22:48:12 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-10-15 22:53:56 +0200 |
| commit | 92233a63444001477acb70f2afa43a05f10b5fd5 (patch) | |
| tree | f96d1180ca35ea44b886e952c8bf7a7e1c3e1f0a /libavcodec/dv.h | |
| parent | b6b640c5448f4a53e49caf93ccd665346d7598ef (diff) | |
| download | ffmpeg-92233a63444001477acb70f2afa43a05f10b5fd5.tar.gz | |
avcodec/mobiclip: Check that Motion vectors are within the input frame
The MV checks did not consider the width and height of the block, also they
had some off by 1 errors. This resulted in undefined behavior and crashes.
This commit instead errors out on these
Fixes: out of array read
Fixes: 26080/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MOBICLIP_fuzzer-5758146355920896
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/dv.h')
0 files changed, 0 insertions, 0 deletions