From patchwork Wed Oct 9 07:35:25 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Liu Steven X-Patchwork-Id: 15594 Return-Path: X-Original-To: patchwork@ffaux-bg.ffmpeg.org Delivered-To: patchwork@ffaux-bg.ffmpeg.org Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by ffaux.localdomain (Postfix) with ESMTP id 6B016447223 for ; Wed, 9 Oct 2019 10:36:56 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 588F46881A8; Wed, 9 Oct 2019 10:36:56 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from smtpbgeu1.qq.com (smtpbgeu1.qq.com [52.59.177.22]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 8F28F688198 for ; Wed, 9 Oct 2019 10:36:54 +0300 (EEST) X-QQ-mid: bizesmtp17t1570606544tcw8c3s5 Received: from localhost (unknown [47.90.47.25]) by esmtp6.qq.com (ESMTP) with id ; Wed, 09 Oct 2019 15:35:43 +0800 (CST) X-QQ-SSF: 01100000002000K0ZRF1000A0000000 X-QQ-FEAT: ixp0/hCyEGL9Iyem8SmFwZHPAvZ2ZMooz2VNOTY2kKHqlv8ctienhx3ydRQHj ZKbQQOQ9CF9aCVTrc8G4vE4sp1wLzOk44etR46wBbo6syE2jonPJwq9QbbS+YeIdtZFLGjv F9PXaJOdgvZ/Mrrkj9+3XHZWrgpcKagotDVLnazZGO0QR34PgN2KHFKvIal9qVDgrktsA8l 0PKDezNnZo5kECUVkxxxgHA0e6PHItJdmwwsV8hjBGiv0Z80U3DIuz/wxIHj0xzDSZMsjZg bInPy9ggUaFY7VPqNBZLbc/7B5zNChFlLzh4TJre6tgooZlwjrp4HSVEuvVxu+ZVLCbw== X-QQ-GoodBg: 0 From: Steven Liu To: ffmpeg-devel@ffmpeg.org Date: Wed, 9 Oct 2019 15:35:25 +0800 Message-Id: <20191009073530.4505-6-lq@chinaffmpeg.org> X-Mailer: git-send-email 2.10.1.382.ga23ca1b.dirty In-Reply-To: <20191009073530.4505-1-lq@chinaffmpeg.org> References: <20191009073530.4505-1-lq@chinaffmpeg.org> X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:chinaffmpeg.org:qybgforeign:qybgforeign1 X-QQ-Bgrelay: 1 Subject: [FFmpeg-devel] [PATCH v1 06/11] avformat/mpc8: fix memleak when seek table too big X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Cc: Steven Liu MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Signed-off-by: Steven Liu --- libavformat/mpc8.c | 1 + 1 file changed, 1 insertion(+) diff --git a/libavformat/mpc8.c b/libavformat/mpc8.c index 0eb879ffc0..e452cd6878 100644 --- a/libavformat/mpc8.c +++ b/libavformat/mpc8.c @@ -168,6 +168,7 @@ static void mpc8_parse_seektable(AVFormatContext *s, int64_t off) size = gb_get_v(&gb); if(size > UINT_MAX/4 || size > c->samples/1152){ av_log(s, AV_LOG_ERROR, "Seek table is too big\n"); + av_free(buf); return; } seekd = get_bits(&gb, 4);