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author | Luca Barbato <lu_zero@gentoo.org> | 2013-03-28 11:52:52 +0100 |
---|---|---|
committer | Reinhard Tartler <siretart@tauware.de> | 2013-04-06 11:39:28 +0200 |
commit | 05015d03da1d745bb92915b5cea92dec16af719f (patch) | |
tree | d3eccc6b7fd2df9e729d4790772e25d902cbf6b2 | |
parent | 34ecaf6e888886badaea6470aa0e9e76595fb8fd (diff) | |
download | ffmpeg-05015d03da1d745bb92915b5cea92dec16af719f.tar.gz |
matroska: fix a corner case in ebml-lace parsing
Make sure we notice when the lace_size[n] is a negative value.
CC: libav-stable@libav.org
(cherry picked from commit 8a96df7b70be509dae9ceec82d2c10a20361356d)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
-rw-r--r-- | libavformat/matroskadec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c index 86ff477d85..962493c72e 100644 --- a/libavformat/matroskadec.c +++ b/libavformat/matroskadec.c @@ -1821,7 +1821,7 @@ static int matroska_parse_laces(MatroskaDemuxContext *matroska, uint8_t **buf, case 0x3: /* EBML lacing */ { uint64_t num; - uint32_t total; + uint64_t total; n = matroska_ebmlnum_uint(matroska, data, size, &num); if (n < 0) { av_log(matroska->ctx, AV_LOG_INFO, |