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| author | Justin Ruggles <justin.ruggles@gmail.com> | 2012-10-23 13:15:24 -0400 |
|---|---|---|
| committer | Justin Ruggles <justin.ruggles@gmail.com> | 2012-11-01 11:29:19 -0400 |
| commit | 8cc72ce5a0d8ab6bc88d28cf55cd62674240121d (patch) | |
| tree | 91f4ae9b2be1a9a5506c03999216b995249f1708 /libavcodec/twinvq.c | |
| parent | cebea00c8abac0817d3ae8bdd9573a603c655b75 (diff) | |
| download | ffmpeg-8cc72ce5a0d8ab6bc88d28cf55cd62674240121d.tar.gz | |
twinvq: validate that channels is not <= 0
This could occur due to integer overflow when reading the channel count from
the extradata.
Diffstat (limited to 'libavcodec/twinvq.c')
| -rw-r--r-- | libavcodec/twinvq.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/twinvq.c b/libavcodec/twinvq.c index d009196445..50ee6266b3 100644 --- a/libavcodec/twinvq.c +++ b/libavcodec/twinvq.c @@ -1126,7 +1126,7 @@ static av_cold int twin_decode_init(AVCodecContext *avctx) default: avctx->sample_rate = isampf * 1000; break; } - if (avctx->channels > CHANNELS_MAX) { + if (avctx->channels <= 0 || avctx->channels > CHANNELS_MAX) { av_log(avctx, AV_LOG_ERROR, "Unsupported number of channels: %i\n", avctx->channels); return -1; |