diff options
| -rw-r--r-- | libavcodec/apedec.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/libavcodec/apedec.c b/libavcodec/apedec.c index af5ac6f..be6edd2 100644 --- a/libavcodec/apedec.c +++ b/libavcodec/apedec.c @@ -518,9 +518,13 @@ static inline int ape_decode_value_3900(APEContext *ctx, APERice *rice) } else tmpk = (rice->k < 1) ? 0 : rice->k - 1; - if (tmpk <= 16 || ctx->fileversion < 3910) + if (tmpk <= 16 || ctx->fileversion < 3910) { + if (tmpk > 23) { + av_log(ctx->avctx, AV_LOG_ERROR, "Too many bits: %d\n", tmpk); + return AVERROR_INVALIDDATA; + } x = range_decode_bits(ctx, tmpk); - else if (tmpk <= 32) { + } else if (tmpk <= 32) { x = range_decode_bits(ctx, 16); x |= (range_decode_bits(ctx, tmpk - 16) << 16); } else { |
