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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-11-04 01:06:47 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-11-07 20:10:51 +0100 |
| commit | 79cf7c71910a69b9f22b3e7ee6508a771262abaf (patch) | |
| tree | 8e75397e914a3a7bb2295ddb2f287ce5709b1c9d | |
| parent | 406879f49c414763bbb1b2e75ca1826d179ee2c1 (diff) | |
avformat/mpegts: Limit copied data to space
Fixes: out of array access
Fixes: 26816/clusterfuzz-testcase-minimized-ffmpeg_dem_MPEGTSRAW_fuzzer-6282861159907328.fuzz
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/mpegts.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c index ebb09991dc..80d010db6c 100644 --- a/libavformat/mpegts.c +++ b/libavformat/mpegts.c @@ -3169,7 +3169,7 @@ static int mpegts_raw_read_packet(AVFormatContext *s, AVPacket *pkt) return ret; } if (data != pkt->data) - memcpy(pkt->data, data, ts->raw_packet_size); + memcpy(pkt->data, data, TS_PACKET_SIZE); finished_reading_packet(s, ts->raw_packet_size); if (ts->mpeg2ts_compute_pcr) { /* compute exact PCR for each packet */ |