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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-11-01 22:18:49 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-12-05 00:08:33 +0100 |
| commit | 72ca9f38e42169d3d0efdad5fd4019b1abe4f152 (patch) | |
| tree | 6565c3de2297f728dcd7f7df0b74cf791755e6ec /libavformat/wavdec.c | |
| parent | a834af133b1fe8f29b4075808710ffd98abcac40 (diff) | |
| download | ffmpeg-72ca9f38e42169d3d0efdad5fd4019b1abe4f152.tar.gz | |
avformat/wavdec: Check for EOF in cues reading
Fixes: Timeout (>20sec -> 1ms)
Fixes: 26793/clusterfuzz-testcase-minimized-ffmpeg_dem_WAV_fuzzer-5674966852567040
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavformat/wavdec.c')
| -rw-r--r-- | libavformat/wavdec.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavformat/wavdec.c b/libavformat/wavdec.c index df6030a42d..67ab620347 100644 --- a/libavformat/wavdec.c +++ b/libavformat/wavdec.c @@ -558,6 +558,9 @@ static int wav_read_header(AVFormatContext *s) for (int i = 0; i < nb_cues; i++) { unsigned offset, id = avio_rl32(pb); + if (avio_feof(pb)) + return AVERROR_INVALIDDATA; + avio_skip(pb, 16); offset = avio_rl32(pb); |