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| author | Michael Niedermayer <michael@niedermayer.cc> | 2019-06-06 23:20:49 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2019-12-02 19:41:48 +0100 |
| commit | 28e2f0c51d3e595745117ffa1d0b328444997d5a (patch) | |
| tree | 2b39212479960074384395b4909e88b21cda51a9 | |
| parent | ea3df2f7becf217352f0ef8d3fcf0982734a28c3 (diff) | |
| download | ffmpeg-28e2f0c51d3e595745117ffa1d0b328444997d5a.tar.gz | |
avformat/sbgdec: Fixes integer overflow in str_to_time() with hours
Fixes: signed integer overflow: 904444 * 3600 cannot be represented in type 'int'
Fixes: 15113/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5764083346833408
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 2a0f23b9d647ad84e0351b43ca4b552add00c8dc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/sbgdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/sbgdec.c b/libavformat/sbgdec.c index 659dfc81ff..a982472e66 100644 --- a/libavformat/sbgdec.c +++ b/libavformat/sbgdec.c @@ -197,7 +197,7 @@ static int str_to_time(const char *str, int64_t *rtime) if (end > cur + 1) cur = end; } - *rtime = (hours * 3600 + minutes * 60 + seconds) * AV_TIME_BASE; + *rtime = (hours * 3600LL + minutes * 60LL + seconds) * AV_TIME_BASE; return cur - str; } |