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| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-06-20 02:36:29 +0300 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-07-22 18:15:53 +0300 |
| commit | 5dfad587a179bda099d8aeb711fa73db4908b2ac (patch) | |
| tree | 1146eaa46d5864519c77cbedf09892cdf1fb41cb | |
| parent | 932463c69dc9263a4fdec03f99429ae9885d9a4f (diff) | |
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 7c8d83edf1..8c81e0b98e 100644 --- a/libavformat/flvdec.c +++ b/libavformat/flvdec.c @@ -434,6 +434,8 @@ 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) { |