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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-02-18 03:56:01 +0400 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-02-18 03:56:01 +0400 |
| commit | 7378101d41020ee9f4643740ebf1b9142afca557 (patch) | |
| tree | d23ff231538f8385182a4138a2d874fbc72fa378 /libavcodec/wmaprodec.c | |
| parent | da5f4e4d19917bce4b9213ff3d433ddf30e22fe5 (diff) | |
| parent | 377fabc9e687a3c73fdb235f773f6e9151378ca5 (diff) | |
Merge branch 'release/0.8' into release/0.7
* release/0.8: (92 commits)
Update for 0.8.13
pngdec/filter: dont access out of array elements at the end
aacdec: check channel count
vqavideo: check chunk sizes before reading chunks
eamad: fix out of array accesses
roqvideodec: check dimensions validity
qdm2: check array index before use, fix out of array accesses
alsdec: check block length
huffyuvdec: Skip len==0 cases
huffyuvdec: Check init_vlc() return codes.
Update changelog for 0.7.7 release
mpeg12: do not decode extradata more than once.
indeo4/5: check empty tile size in decode_mb_info().
dfa: improve boundary checks in decode_dds1()
indeo5dec: Make sure we have had a valid gop header.
rv34: error out on size changes with frame threading
rtmp: fix buffer overflows in ff_amf_tag_contents()
rtmp: fix multiple broken overflow checks
Revert "h264: allow cropping to AVCodecContext.width/height"
h264: check ref_count validity for num_ref_idx_active_override_flag
...
Conflicts:
Doxyfile
RELEASE
VERSION
libavcodec/rv34.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/wmaprodec.c')
| -rw-r--r-- | libavcodec/wmaprodec.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c index 03fb4a67e1..11059a596a 100644 --- a/libavcodec/wmaprodec.c +++ b/libavcodec/wmaprodec.c @@ -326,6 +326,11 @@ static av_cold int decode_init(AVCodecContext *avctx) return AVERROR_INVALIDDATA; } + if (s->avctx->sample_rate <= 0) { + av_log(avctx, AV_LOG_ERROR, "invalid sample rate\n"); + return AVERROR_INVALIDDATA; + } + s->num_channels = avctx->channels; if (s->num_channels < 0) { @@ -1158,7 +1163,12 @@ static int decode_subframe(WMAProDecodeCtx *s) int num_bits = av_log2((s->subframe_len + 3)/4) + 1; for (i = 0; i < s->channels_for_cur_subframe; i++) { int c = s->channel_indexes_for_cur_subframe[i]; - s->channel[c].num_vec_coeffs = get_bits(&s->gb, num_bits) << 2; + int num_vec_coeffs = get_bits(&s->gb, num_bits) << 2; + if (num_vec_coeffs > WMAPRO_BLOCK_MAX_SIZE) { + av_log(s->avctx, AV_LOG_ERROR, "num_vec_coeffs %d is too large\n", num_vec_coeffs); + return AVERROR_INVALIDDATA; + } + s->channel[c].num_vec_coeffs = num_vec_coeffs; } } else { for (i = 0; i < s->channels_for_cur_subframe; i++) { |