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 24ED9499A6 for ; Tue, 26 Mar 2024 00:13:03 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 9AA9B68D61B; Tue, 26 Mar 2024 02:12:08 +0200 (EET) Received: from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net [217.70.183.195]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id C5A6268D5FD for ; Tue, 26 Mar 2024 02:11:58 +0200 (EET) Received: by mail.gandi.net (Postfix) with ESMTPSA id 20C5460003 for ; Tue, 26 Mar 2024 00:11:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=niedermayer.cc; s=gm1; t=1711411918; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:in-reply-to:in-reply-to:references:references; bh=WX+OGgpihmROZ05EKaBBwR4YJHIttUg/z32QHhXFTWY=; b=BPNXqSUjll9/yBaez4AcoOOpv+BM/c79B7jWUhRkJzobktMmvE1kGeoLGDXeKTLuTYxPS7 12iBLzlU0hjiCCe9zpfN7A55bPNb5taCimmJz9uSqDOHcHIgeU/Oz74m0BdfonxmxzbeXR xLyTxAwm6z4dlB8P4UK2NFfzCLqHdVyiqaEMqPX4Mh9hMpwiKXb4sjhHuqiIHdYpv8Ilrt 17GBoD4WpcAb60L/mKhGKriR0t96eXsj0l3OIylzt4sl7nfgb1hHirE78hL2RKvWg383Kj iL6L4nyVaOPjvN8y5XANL+S0k1ujnrewXtVE05HgFamDOL3xXa9SvnTW7v+w6A== From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Tue, 26 Mar 2024 01:11:49 +0100 Message-Id: <20240326001151.12083-8-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240326001151.12083-1-michael@niedermayer.cc> References: <20240326001151.12083-1-michael@niedermayer.cc> X-GND-Sasl: michael@niedermayer.cc Subject: [FFmpeg-devel] [PATCH 08/10] avformat/wavdec: satuarte next_tag_ofs, data_end 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: 5053074104798691550 + 5053074104259715104 cannot be represented in type 'long' Fixes: 62276/clusterfuzz-testcase-minimized-ffmpeg_dem_WAV_fuzzer-6515315309936640 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavformat/wavdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/wavdec.c b/libavformat/wavdec.c index 89855670d9c..0fed1ee6398 100644 --- a/libavformat/wavdec.c +++ b/libavformat/wavdec.c @@ -453,7 +453,7 @@ static int wav_read_header(AVFormatContext *s) } if (rf64 || bw64) { - next_tag_ofs = wav->data_end = avio_tell(pb) + data_size; + next_tag_ofs = wav->data_end = av_sat_add64(avio_tell(pb), data_size); } else if (size != 0xFFFFFFFF) { data_size = size; next_tag_ofs = wav->data_end = size ? next_tag_ofs : INT64_MAX; -- 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".