From patchwork Sun Sep 20 20:26:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Niedermayer X-Patchwork-Id: 22548 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 C70D344B6CD for ; Sun, 20 Sep 2020 23:27:18 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id B091B68B9F2; Sun, 20 Sep 2020 23:27:18 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from vie01a-dmta-pe05-2.mx.upcmail.net (vie01a-dmta-pe05-2.mx.upcmail.net [84.116.36.12]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 3660368B956 for ; Sun, 20 Sep 2020 23:27:10 +0300 (EEST) Received: from [172.31.216.235] (helo=vie01a-pemc-psmtp-pe12.mail.upcmail.net) by vie01a-dmta-pe05.mx.upcmail.net with esmtp (Exim 4.92) (envelope-from ) id 1kK5vS-0004Cw-0L for ffmpeg-devel@ffmpeg.org; Sun, 20 Sep 2020 22:27:10 +0200 Received: from localhost ([213.47.68.29]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id K5uTki5mKIr7GK5uTk5Exj; Sun, 20 Sep 2020 22:26:10 +0200 X-Env-Mailfrom: michael@niedermayer.cc X-Env-Rcptto: ffmpeg-devel@ffmpeg.org X-SourceIP: 213.47.68.29 X-CNFS-Analysis: v=2.3 cv=QN4WuTDL c=1 sm=1 tr=0 a=2hcxjKEKjp0CzLx6oWAm4g==:117 a=2hcxjKEKjp0CzLx6oWAm4g==:17 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=ZZnuYtJkoWoA:10 a=nZOtpAppAAAA:20 a=fPsePAfWwNGThQCaVUwA:9 a=1fhp2MxaeJtTNGEnv6mo:22 a=Z5ABNNGmrOfJ6cZ5bIyy:22 a=UDnyf2zBuKT2w-IlGP_r:22 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Sun, 20 Sep 2020 22:26:08 +0200 Message-Id: <20200920202608.11653-4-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200920202608.11653-1-michael@niedermayer.cc> References: <20200920202608.11653-1-michael@niedermayer.cc> X-CMAE-Envelope: MS4wfAzwRegzXLgn0+KG7DeAJ8fmBh+lI0WI8KPaoGtXtDPlMKh3ssU+akXdZWBLtdkwQ7HTS1eB4s4ZNvcX/w5YEdk7xykAQCT4QgIV9Jy/LZyElH3Xxjam 8TbQFdCSTfDqtuB8teEtHfviotQeadUB0YNdcVMGI7lSkK80xkOjZhnW Subject: [FFmpeg-devel] [PATCH 4/4] avcodec/photocd: Use ff_set_dimensions() 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 MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Fixes: out of memory Fixes: 25588/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PHOTOCD_fuzzer-6612945080156160 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/photocd.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/libavcodec/photocd.c b/libavcodec/photocd.c index 057c9d33d4..07f10e28b7 100644 --- a/libavcodec/photocd.c +++ b/libavcodec/photocd.c @@ -324,8 +324,9 @@ static int photocd_decode_frame(AVCodecContext *avctx, void *data, else s->resolution = av_clip(4 - s->lowres, 0, 4); - avctx->width = img_info[s->resolution].width; - avctx->height = img_info[s->resolution].height; + ret = ff_set_dimensions(avctx, img_info[s->resolution].width, img_info[s->resolution].height); + if (ret < 0) + return ret; if ((ret = ff_thread_get_buffer(avctx, &frame, 0)) < 0) return ret;