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| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-09-18 16:49:26 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-09-26 16:51:03 +0200 |
| commit | a9eaeba8753485439fbaf5294f9bd110cb19bc87 (patch) | |
| tree | 896a7d983e6d555051c932cec266d923d02158ea | |
| parent | 48b2e91f983246ae775c72357c2787632ad06ec8 (diff) | |
| download | ffmpeg-a9eaeba8753485439fbaf5294f9bd110cb19bc87.tar.gz | |
avformat/rpl: Use 64bit for duration computation
Fixes: signed integer overflow: 24709512 * 88 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-6737973728641024
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 529f64b2eb98e0c3ae4944abd5d01fa7c1def047)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/rpl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/rpl.c b/libavformat/rpl.c index ad3659e936..10cde679f8 100644 --- a/libavformat/rpl.c +++ b/libavformat/rpl.c @@ -276,7 +276,7 @@ static int rpl_read_header(AVFormatContext *s) error |= read_line(pb, line, sizeof(line)); // size of "helpful" sprite if (vst) { error |= read_line(pb, line, sizeof(line)); // offset to key frame list - vst->duration = number_of_chunks * rpl->frames_per_chunk; + vst->duration = number_of_chunks * (int64_t)rpl->frames_per_chunk; } // Read the index |