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| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-02-24 00:26:08 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-04-06 20:27:35 +0200 |
| commit | 261557160ff360b4924729c142c45a7a1f86fc13 (patch) | |
| tree | 404c0696a665e96a4742049ff1ccbbecc8225b7b | |
| parent | 338444c0161e044f1608b4f2780c619f1297512a (diff) | |
| download | ffmpeg-261557160ff360b4924729c142c45a7a1f86fc13.tar.gz | |
avformat/rmdec: Better duplicate tags check
Fixes: memleaks
Fixes: 44810/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-5619494647627776
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 15a646e5018078a0954918f510f819a5599f0445)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/rmdec.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c index 97378703d1..eaf71de520 100644 --- a/libavformat/rmdec.c +++ b/libavformat/rmdec.c @@ -128,10 +128,6 @@ 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) { @@ -331,6 +327,11 @@ int ff_rm_read_mdpr_codecdata(AVFormatContext *s, AVIOContext *pb, if (codec_data_size == 0) return 0; + // Duplicate tags + if ( st->codecpar->codec_type != AVMEDIA_TYPE_UNKNOWN + && st->codecpar->codec_type != AVMEDIA_TYPE_DATA) + return AVERROR_INVALIDDATA; + avpriv_set_pts_info(st, 64, 1, 1000); codec_pos = avio_tell(pb); v = avio_rb32(pb); |