diff options
Diffstat (limited to 'libavcodec')
-rw-r--r-- | libavcodec/apedec.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/libavcodec/apedec.c b/libavcodec/apedec.c index be6edd2f46..1f55dab851 100644 --- a/libavcodec/apedec.c +++ b/libavcodec/apedec.c @@ -489,9 +489,12 @@ static inline int ape_decode_value_3860(APEContext *ctx, GetBitContext *gb, if (!rice->k) x = overflow; - else + else if(rice->k <= MIN_CACHE_BITS) { x = (overflow << rice->k) + get_bits(gb, rice->k); - + } else { + av_log(ctx->avctx, AV_LOG_ERROR, "Too many bits: %d\n", rice->k); + return AVERROR_INVALIDDATA; + } rice->ksum += x - (rice->ksum + 8 >> 4); if (rice->ksum < (rice->k ? 1 << (rice->k + 4) : 0)) rice->k--; |