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| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-09-18 16:49:26 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-09-25 13:52:03 +0200 |
| commit | 8ff4a080bf89f801a2a40f5142513bad44d9b093 (patch) | |
| tree | 28ad30831bd26473f53ca82d0aafae38063f0bd6 /libavformat | |
| parent | 98ba25bd11115effa959129cc5cea547a2bb54f5 (diff) | |
| download | ffmpeg-8ff4a080bf89f801a2a40f5142513bad44d9b093.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>
Diffstat (limited to 'libavformat')
| -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 |