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| author | Michael Niedermayer <michael@niedermayer.cc> | 2021-09-29 20:49:27 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-10-09 11:42:16 +0200 |
| commit | 8fe3566b8fdf4bcf5eed419c1aab6eb848287ff3 (patch) | |
| tree | 6f9272987aa70b5c6cc7e6f0ad3a00d3d3ec0b5c | |
| parent | f054871a650f0505bfecf7819f79882067febc12 (diff) | |
| download | ffmpeg-8fe3566b8fdf4bcf5eed419c1aab6eb848287ff3.tar.gz | |
avformat/rmdec: Check for multiple audio_stream_info
Fixes: memleak
Fixes: 39166/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-5153276690038784
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/rmdec.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c index d4ba6622a6..3a3f6aaf09 100644 --- a/libavformat/rmdec.c +++ b/libavformat/rmdec.c @@ -127,6 +127,10 @@ static int rm_read_audio_stream_info(AVFormatContext *s, AVIOContext *pb, uint32_t version; int ret; + // Duplicate tags + if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) + return AVERROR_INVALIDDATA; + /* ra type header */ version = avio_rb16(pb); /* version */ if (version == 3) { |