From b4a223fd1936f8c7d3dd48f37f49790b0d04f429 Mon Sep 17 00:00:00 2001 From: "Ronald S. Bultje" Date: Wed, 7 Mar 2012 14:18:14 -0800 Subject: [PATCH] wma: fix off-by-one in array bounds check. Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org (cherry picked from commit b4bccf3e4e58f6fe58043791ca09db01a4343fac) Signed-off-by: Reinhard Tartler --- libavcodec/wmadec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/wmadec.c b/libavcodec/wmadec.c index c8e1de2c32..f0b043feef 100644 --- a/libavcodec/wmadec.c +++ b/libavcodec/wmadec.c @@ -352,7 +352,7 @@ static int decode_exp_vlc(WMACodecContext *s, int ch) } /* NOTE: this offset is the same as MPEG4 AAC ! */ last_exp += code - 60; - if ((unsigned)last_exp + 60 > FF_ARRAY_ELEMS(pow_tab)) { + if ((unsigned)last_exp + 60 >= FF_ARRAY_ELEMS(pow_tab)) { av_log(s->avctx, AV_LOG_ERROR, "Exponent out of range: %d\n", last_exp); return -1;