[FFmpeg-devel] [PATCH 1/8] avformat/mpegts: Increase pcr_incr width to 64bit
Michael Niedermayer
michael at niedermayer.cc
Sat Dec 19 01:22:01 EET 2020
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
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
libavformat/mpegts.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 7549fc91c9..1122455f66 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -135,7 +135,7 @@ 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 */
--
2.17.1
More information about the ffmpeg-devel
mailing list