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avcodec/eatqi: Check for minimum frame size
authorMichael Niedermayer <michael@niedermayer.cc>
Sun, 28 Jul 2019 20:29:57 +0000 (22:29 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Mon, 29 Jul 2019 20:58:43 +0000 (22:58 +0200)
commit5ffb8e879389fb0642654e3233cfeca1f9841e52
tree290bdd27ce19843a35a1c89eabc5ac63e137cdbetree | snapshot
parent009ec8dc3345353b1cd2316423918533fcb89552commit | diff
avcodec/eatqi: Check for minimum frame size

The minimum header is 8 bytes, the smallest bitstream that is passed to
the MB decode code is 4 bytes

Fixes: Timeout (35sec -> 18sec)
Fixes: 15800/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EATQI_fuzzer-5684154517159936
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/eatqi.c diff | blob | history
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