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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-10-23 18:01:11 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-09-09 13:53:29 +0200 |
| commit | 4520a4efa413a67bf18c049f50934a04e08a00d4 (patch) | |
| tree | 887d2d924cb6f4ffd53aaa38194861959627bdca | |
| parent | 35729e0fdb47ca6aeb8cec33b8a35a9448b8b873 (diff) | |
| download | ffmpeg-4520a4efa413a67bf18c049f50934a04e08a00d4.tar.gz | |
uavformat/rsd: check for EOF in extradata
Fixes: OOM
Fixes: 26503/clusterfuzz-testcase-minimized-ffmpeg_dem_RSD_fuzzer-6530816735444992
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 7186ec88b98bc589f1403985ab10cc7f77461ec8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/rsd.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/rsd.c b/libavformat/rsd.c index f3833d5145..325c696798 100644 --- a/libavformat/rsd.c +++ b/libavformat/rsd.c @@ -132,6 +132,8 @@ static int rsd_read_header(AVFormatContext *s) return ret; for (i = 0; i < par->channels; i++) { + if (avio_feof(pb)) + return AVERROR_EOF; avio_read(s->pb, st->codecpar->extradata + 32 * i, 32); avio_skip(s->pb, 8); } |