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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-01-29 22:00:58 +02:00

4 Commits

Author SHA1 Message Date
Michael Niedermayer
3b6a33b660 avcodec/fits: Check gcount and pcount being non negative
Fixes: signed integer overflow: 9223372036854775807 - -30069403896 cannot be represented in type 'long'
Fixes: 30046/clusterfuzz-testcase-minimized-ffmpeg_dem_FITS_fuzzer-5807144773484544

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 c000a9128815e7cee4316dc45605259bbaa138ff)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-09 13:53:29 +02:00
Michael Niedermayer
3ce851aab3 avcodec/fits: Check bscale
Fixes: division by 0
Fixes: 26208/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FITS_fuzzer-6270472117026816

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 c2ccd76fd000f69e355280b487213fb63821c8aa)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-09 13:53:29 +02:00
Michael Niedermayer
8c9e131d3a avcodec/fits: Check bitpix
Reference: Table 8: Interpretation of valid BITPIX value from FITS standard 4.0
Fixes: runtime error: division by zero
Fixes: 14581/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FITS_fuzzer-5652382425284608

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>
(cherry picked from commit 0b5c93b276a14d1990aaabd77410a562f4b242c3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-27 17:50:47 +02:00
Paras Chadha
61e4db4bb7 Add FITS Decoder
Signed-off-by: Paras Chadha <paraschadha18@gmail.com>
2017-08-30 12:13:01 +02:00