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| author | Michael Niedermayer <michaelni@gmx.at> | 2014-12-03 20:01:18 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-01-06 18:28:33 +0100 |
| commit | de75b4063d19dd58f73a5b09f8f56ded48f66ed7 (patch) | |
| tree | d9a49691c0096b08bfce61706881d91d93e454c7 | |
| parent | bb70b6673f94f319cd791aadfa9d1f881a657eb5 (diff) | |
| download | ffmpeg-de75b4063d19dd58f73a5b09f8f56ded48f66ed7.tar.gz | |
avformat/rmdec: Check codec_data_size
Fixes infinite loop
Fixes Ticket4154
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit a6f730730b82645a9d31aad0968487cb77d6946c)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavformat/rmdec.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c index 36764ee9b2..11878a4931 100644 --- a/libavformat/rmdec.c +++ b/libavformat/rmdec.c @@ -312,6 +312,9 @@ ff_rm_read_mdpr_codecdata (AVFormatContext *s, AVIOContext *pb, int64_t codec_pos; int ret; + if (codec_data_size < 0) + return AVERROR_INVALIDDATA; + avpriv_set_pts_info(st, 64, 1, 1000); codec_pos = avio_tell(pb); v = avio_rb32(pb); |