aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorMichael Niedermayer <michael@niedermayer.cc>2022-09-18 16:49:26 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2022-09-24 22:58:23 +0200
commit67648acb761a829acb13bf503816380eaa974f36 (patch)
treeef955724d44ebdcc03d94395cbc56f41f32353cc
parentc54161e199c1bd437d1c2fefb2333a333ed5d5b3 (diff)
downloadffmpeg-67648acb761a829acb13bf503816380eaa974f36.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.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/rpl.c b/libavformat/rpl.c
index d025589bfc..3ef6fda386 100644
--- a/libavformat/rpl.c
+++ b/libavformat/rpl.c
@@ -279,7 +279,7 @@ 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