Changeset ae3d6a33 in ffmpeg

Timestamp:

Aug 23, 2019, 8:26:50 PM (5 years ago)

Author:

Michael Niedermayer <michael@niedermayer.cc>

Branches:

master

Children:

6f499ae3

Parents:

1c9a56b1

git-author:

Michael Niedermayer <michael@niedermayer.cc> (08/08/19 17:48:19)

git-committer:

Michael Niedermayer <michael@niedermayer.cc> (08/23/19 20:26:50)

Message:

avcodec/alac: Fix multiple integer overflows in lpc_prediction()

Fixes: signed integer overflow: 2088795537 + 2147254401 cannot be represented in type 'int'
Fixes: signed integer overflow: -1500363496 + -1295351808 cannot be represented in type 'int'
Fixes: signed integer overflow: -79560 * 32640 cannot be represented in type 'int'
Fixes: signed integer overflow: 2088910005 + 2088796058 cannot be represented in type 'int'
Fixes: signed integer overflow: -117258064 - 2088725225 cannot be represented in type 'int'
Fixes: signed integer overflow: 2088725225 - -117258064 cannot be represented in type 'int'
Fixes: 15739/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALAC_fuzzer-5630664122040320

Found-by: continuous fuzzing process ​https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <​michael@niedermayer.cc>

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