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 7BC8E43B72 for ; Sat, 17 Sep 2022 21:17:18 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 031C268BBE6; Sun, 18 Sep 2022 00:17:05 +0300 (EEST) Received: from vie01a-dmta-at02-3.mx.upcmail.net (vie01a-dmta-at02-3.mx.upcmail.net [62.179.121.150]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 7B21168BBB0 for ; Sun, 18 Sep 2022 00:16:58 +0300 (EEST) Received: from [172.31.216.235] (helo=vie01a-pemc-psmtp-pe12.mail.upcmail.net) by vie01a-dmta-at02.mx.upcmail.net with esmtp (Exim 4.92) (envelope-from ) id 1oZfBK-00350M-27 for ffmpeg-devel@ffmpeg.org; Sat, 17 Sep 2022 23:16:58 +0200 Received: from ren-mail-psmtp-mg02. ([80.109.253.241]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id ZfBKoPRaK8s8UZfBKoEtEP; Sat, 17 Sep 2022 23:16:58 +0200 Received: from localhost ([213.47.68.29]) by ren-mail-psmtp-mg02. with ESMTP id ZfAMoy3ekbZLDZfAMoILB7; Sat, 17 Sep 2022 23:15:58 +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=Ufwy9IeN c=1 sm=1 tr=0 ts=6326390e a=2hcxjKEKjp0CzLx6oWAm4g==:117 a=2hcxjKEKjp0CzLx6oWAm4g==:17 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=NEAV23lmAAAA:8 a=0xbBXbfFRQGKdBtbK-MA:9 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Sat, 17 Sep 2022 23:15:50 +0200 Message-Id: <20220917211557.11547-2-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220917211557.11547-1-michael@niedermayer.cc> References: <20220917211557.11547-1-michael@niedermayer.cc> X-CMAE-Envelope: MS4wfDIi23mKr+8AJhTY6GIN984wbayfwCU03qceTzX2SLD40B6sNrbLkB96aGmyAvzckCebSU8bQuP8lRKIYYsiHw/eXKWDxta3Q7BxPRKSX4erq5nX5apJ TTKPMEv1esY5L85SblFjdfNLdpE7/DJutApPsLCcHNdgCZBU0UpoWXuBh1+bCuw+QiSUWsLBvIes/A== Subject: [FFmpeg-devel] [PATCH 2/9] avformat/apm: Use 64bit for bit_rate 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: -1155522528 * 4 cannot be represented in type 'int' Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_APM_fuzzer-6580670570299392 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavformat/apm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/apm.c b/libavformat/apm.c index baf7d2f9412..a3ddc08e83b 100644 --- a/libavformat/apm.c +++ b/libavformat/apm.c @@ -148,7 +148,7 @@ static int apm_read_header(AVFormatContext *s) par->codec_id = AV_CODEC_ID_ADPCM_IMA_APM; par->format = AV_SAMPLE_FMT_S16; par->bit_rate = par->ch_layout.nb_channels * - par->sample_rate * + (int64_t)par->sample_rate * par->bits_per_coded_sample; if ((ret = avio_read(s->pb, buf, APM_FILE_EXTRADATA_SIZE)) < 0) -- 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".