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| author | Michael Niedermayer <michael@niedermayer.cc> | 2021-01-12 21:54:31 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-01-29 19:36:46 +0100 |
| commit | 9725d07a1770fbfafe5f7b3f7d95a2a513308538 (patch) | |
| tree | 3e7c38812ec4f6f959ef563c17bf6801d6997038 | |
| parent | 06e5c791949b63555aa4305df6ce9d2ffa45ec90 (diff) | |
| download | ffmpeg-9725d07a1770fbfafe5f7b3f7d95a2a513308538.tar.gz | |
avformat/flvdec: Check for EOF in amf_skip_tag()
Fixes: Timeout
Fixes: 29070/clusterfuzz-testcase-minimized-ffmpeg_dem_KUX_fuzzer-5650106766458880
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/flvdec.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c index c1f02125bc..943c0278e5 100644 --- a/libavformat/flvdec.c +++ b/libavformat/flvdec.c @@ -854,6 +854,9 @@ static int amf_skip_tag(AVIOContext *pb, AMFDataType type, int depth) if (depth > MAX_DEPTH) return AVERROR_PATCHWELCOME; + if (avio_feof(pb)) + return AVERROR_EOF; + switch (type) { case AMF_DATA_TYPE_NUMBER: avio_skip(pb, 8); |