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| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-06-20 01:36:29 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-07-22 17:15:48 +0200 |
| commit | 5767941df88e75b2c2020e42580abc92478842e2 (patch) | |
| tree | e2ea334f92d56768b08aff75974ff8e07c8e834d | |
| parent | e6584a3f19c0d6a6d4143c8d8a3d4fe9222d32aa (diff) | |
| download | ffmpeg-5767941df88e75b2c2020e42580abc92478842e2.tar.gz | |
avformat/flvdec: Check for EOF in index reading
Fixes: Timeout
Fixes: 47992/clusterfuzz-testcase-minimized-ffmpeg_dem_LIVE_FLV_fuzzer-6020443879899136
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 ceff5d7b74cd9ae6055957979d27d289c70a9e1b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/flvdec.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c index c5d3c63bd0..8dba92661b 100644 --- a/libavformat/flvdec.c +++ b/libavformat/flvdec.c @@ -463,6 +463,8 @@ static int parse_keyframes_index(AVFormatContext *s, AVIOContext *ioc, int64_t m goto invalid; if (current_array == × && (d <= INT64_MIN / 1000 || d >= INT64_MAX / 1000)) goto invalid; + if (avio_feof(ioc)) + goto invalid; current_array[0][i] = d; } if (times && filepositions) { |