From fdd09e5d7b2b0fff9458e287c41aea2e89359b23 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 16 Nov 2011 03:31:25 +0100 Subject: [PATCH] wma: Check channel number before init. Fixes Ticket240 Based on patch by ami_stuff Signed-off-by: Michael Niedermayer (cherry picked from commit 20431a9982b9bd2c475042d919890a941ad70c71) Signed-off-by: Michael Niedermayer --- libavcodec/wmadec.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavcodec/wmadec.c b/libavcodec/wmadec.c index 9eaf230b01..11895a3996 100644 --- a/libavcodec/wmadec.c +++ b/libavcodec/wmadec.c @@ -109,6 +109,11 @@ static int wma_decode_init(AVCodecContext * avctx) } } + if(avctx->channels > MAX_CHANNELS){ + av_log(avctx, AV_LOG_ERROR, "Invalid number of channels (%d)\n", avctx->channels); + return -1; + } + if(ff_wma_init(avctx, flags2)<0) return -1;