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path: root/libavcodec/mv30.c
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2020-07-09avcodec/mv30: Fix integer overflows in idct2_1d()Michael Niedermayer
Fixes: signed integer overflow: 6500736 * 473 cannot be represented in type 'int' Fixes: 23259/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MV30_fuzzer-5179394271477760 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit 3b8d5bcc3189c6c46279889f1176c0caba4466e4) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-06-14avcodec/mv30: check mode_size vs. input spaceMichael Niedermayer
Fixes: Timeout (longer than my patience vs 1sec) Fixes: 22984/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MV30_fuzzer-5630021988515840 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit 75e2ac4f0752649a0b9486e6825ef68341ee974d) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-06-05avcodec/mv30: Fix multiple integer overflows in idct_1d()Michael Niedermayer
Fixes: signed integer overflow: -4869937 * 473 cannot be represented in type 'int' Fixes: 21934/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MV30_fuzzer-5667289925156864 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-06-05avcodec/mv30: Do not allow MVs outside the allocated imageMichael Niedermayer
Fixes: out of array read Fixes: 21804/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MV30_fuzzer-5673678898724864 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-05-14avcodec/mv30: fix warning: suggest braces around initialization of subobject ↵Limin Wang
[-Wmissing-braces] Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
2020-04-17avcodec/mv30: use aandcttablesPeter Ross
2020-04-17avcodec/mv30: remove unused table elementsPeter Ross
2020-04-10avcodec: add MV30 decoderPaul B Mahol
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