From: Michael Niedermayer <michaelni@gmx.at>
Date: Tue, 27 Mar 2012 10:52:53 +0000 (+0200)
Subject: oma: dont over-read buffer
X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;h=dcd013a535bccbb163b740b72bbedde67dc8e633;p=ffmpeg

oma: dont over-read buffer

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---

diff --git a/libavformat/omadec.c b/libavformat/omadec.c
index a62b560504f..4777c13048a 100644
--- a/libavformat/omadec.c
+++ b/libavformat/omadec.c
@@ -377,7 +377,7 @@ static int oma_read_packet(AVFormatContext *s, AVPacket *pkt)
 
     if (oc->encrypted) {
         /* previous unencrypted block saved in IV for the next packet (CBC mode) */
-        av_des_crypt(&oc->av_des, pkt->data, pkt->data, (packet_size >> 3), oc->iv, 1);
+        av_des_crypt(&oc->av_des, pkt->data, pkt->data, (ret >> 3), oc->iv, 1);
     }
 
     return ret;