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author | Michael Niedermayer <michael@niedermayer.cc> | 2020-12-19 00:22:01 +0100 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-10-17 21:34:53 +0200 |
commit | b6b10bd6bcc0cc86d226865bc72da9fba9ec1137 (patch) | |
tree | ab8a045cee584a0de7a0c7c428a7374b932b51fe | |
parent | 4fb6c6bcac25a47f72442dd0ff16ca6775744e12 (diff) | |
download | ffmpeg-b6b10bd6bcc0cc86d226865bc72da9fba9ec1137.tar.gz |
avformat/mpegts: Increase pcr_incr width to 64bit
Fixes: division by zero
Fixes: 26459/clusterfuzz-testcase-minimized-ffmpeg_dem_MPEGTSRAW_fuzzer-5666350112178176
Fixes: 28154/clusterfuzz-testcase-minimized-ffmpeg_dem_MPEGTSRAW_fuzzer-5195728439476224
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ef7b117b7be8a81d6b245cadf096cbe4b1a12987)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r-- | libavformat/mpegts.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c index d6a4ef0203..d7cff10a0b 100644 --- a/libavformat/mpegts.c +++ b/libavformat/mpegts.c @@ -131,7 +131,7 @@ struct MpegTSContext { int fix_teletext_pts; int64_t cur_pcr; /**< used to estimate the exact PCR */ - int pcr_incr; /**< used to estimate the exact PCR */ + int64_t pcr_incr; /**< used to estimate the exact PCR */ /* data needed to handle file based ts */ /** stop parsing loop */ |