From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id BCA4943F11 for ; Sun, 18 Sep 2022 17:14:56 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 180A168BB95; Sun, 18 Sep 2022 20:14:23 +0300 (EEST) Received: from vie01a-dmta-at03-1.mx.upcmail.net (vie01a-dmta-at03-1.mx.upcmail.net [62.179.121.151]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 5F2AB68BAB9 for ; Sun, 18 Sep 2022 20:14:13 +0300 (EEST) Received: from [172.31.216.235] (helo=vie01a-pemc-psmtp-pe12.mail.upcmail.net) by vie01a-dmta-at03.mx.upcmail.net with esmtp (Exim 4.92) (envelope-from ) id 1oZxrw-00EpF3-UQ for ffmpeg-devel@ffmpeg.org; Sun, 18 Sep 2022 19:14:12 +0200 Received: from ren-mail-psmtp-mg01. ([80.109.253.241]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id Zxrtolzzy8s8UZxrwoH67A; Sun, 18 Sep 2022 19:14:12 +0200 Received: from localhost ([213.47.68.29]) by ren-mail-psmtp-mg01. with ESMTP id ZxrwoprDWOG5ZZxrwonHig; Sun, 18 Sep 2022 19:14:12 +0200 X-Env-Mailfrom: michael@niedermayer.cc X-Env-Rcptto: ffmpeg-devel@ffmpeg.org X-SourceIP: 213.47.68.29 X-CNFS-Analysis: v=2.4 cv=KJo5sHJo c=1 sm=1 tr=0 ts=632751e4 a=2hcxjKEKjp0CzLx6oWAm4g==:117 a=2hcxjKEKjp0CzLx6oWAm4g==:17 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=NEAV23lmAAAA:8 a=szEW-crVBjs0wOCdKpIA:9 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Sun, 18 Sep 2022 19:14:06 +0200 Message-Id: <20220918171410.31835-9-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220918171410.31835-1-michael@niedermayer.cc> References: <20220918171410.31835-1-michael@niedermayer.cc> X-CMAE-Envelope: MS4wfF2HMG47EhbXeicF2ElTeURRlJxsumEeX1rHC4CqCix3UrXTjhBVuorQGqC7Mx1oZFuD4pTXVI/6i+hEa29qK8iizAJjwJ0YB5Q/KB1pkBImB11Mo8Cc SGDNy8FESyJmA05wmEOm45ZQr8dZkF/LiCaUY/iM4n1gdFEC7bU4+FBgZ4xe2J6SxmSS8bEF5zjvKw== Subject: [FFmpeg-devel] [PATCH 09/13] avformat/rpl: Use 64bit for duration computation X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 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 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Fixes: signed integer overflow: 24709512 * 88 cannot be represented in type 'int' Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-6737973728641024 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavformat/rpl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/rpl.c b/libavformat/rpl.c index d025589bfc3..3ef6fda3862 100644 --- a/libavformat/rpl.c +++ b/libavformat/rpl.c @@ -279,7 +279,7 @@ static int rpl_read_header(AVFormatContext *s) error |= read_line(pb, line, sizeof(line)); // size of "helpful" sprite if (vst) { error |= read_line(pb, line, sizeof(line)); // offset to key frame list - vst->duration = number_of_chunks * rpl->frames_per_chunk; + vst->duration = number_of_chunks * (int64_t)rpl->frames_per_chunk; } // Read the index -- 2.17.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".