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| author | Anton Khirnov <anton@khirnov.net> | 2015-01-01 17:56:56 +0100 |
|---|---|---|
| committer | Luca Barbato <lu_zero@gentoo.org> | 2015-01-12 22:21:54 +0100 |
| commit | bfe18be88a66da25b60a091de6011197dcb231fd (patch) | |
| tree | 4301831021b55080ad8007e40be4886044a31b1a | |
| parent | f6c82b34a320f105af266997f5951cbe7dfc8a05 (diff) | |
| download | ffmpeg-bfe18be88a66da25b60a091de6011197dcb231fd.tar.gz | |
mpeg4audio: check the init_get_bits() return value
Fixes possible invalid reads.
CC:libav-stable@libav.org
(cherry picked from commit 7e4e010b80e76862e83afbd41c25d50e72f0b44c)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
| -rw-r--r-- | libavcodec/mpeg4audio.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libavcodec/mpeg4audio.c b/libavcodec/mpeg4audio.c index 0fb9b96c80..2363cb637d 100644 --- a/libavcodec/mpeg4audio.c +++ b/libavcodec/mpeg4audio.c @@ -80,9 +80,11 @@ int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c, const uint8_t *buf, int bit_size, int sync_extension) { GetBitContext gb; - int specific_config_bitindex; + int specific_config_bitindex, ret; - init_get_bits(&gb, buf, bit_size); + ret = init_get_bits(&gb, buf, bit_size); + if (ret < 0) + return ret; c->object_type = get_object_type(&gb); c->sample_rate = get_sample_rate(&gb, &c->sampling_index); c->chan_config = get_bits(&gb, 4); |