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 E9FCE4A0D1 for ; Wed, 20 Mar 2024 13:02:11 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id B9C4168D463; Wed, 20 Mar 2024 15:02:08 +0200 (EET) Received: from relay4-d.mail.gandi.net (relay4-d.mail.gandi.net [217.70.183.196]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id B269A68D3DF for ; Wed, 20 Mar 2024 15:02:02 +0200 (EET) Received: by mail.gandi.net (Postfix) with ESMTPSA id 0F6A3E0004 for ; Wed, 20 Mar 2024 13:02:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=niedermayer.cc; s=gm1; t=1710939722; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=A3tl2TEPmQX17pultjvnZ7MApJPDsasfewymHn/5SWI=; b=GX7GHzwbIlwdOzSd0RWzI8JOAG46tbyk0Xgeoc+IzjC47kuC5GLo2u4u9254t/kHjBfkoC zFAjT05c5hrIzUmjABq0R1iOrapxy/B1esG5sNR5MxItIYiqryBtBkfTj3/4I0zQpdmPU6 OqCq0vfbqAeNGE52+Qx5xaQAxrO8hPs/zbAwmDKDmJSuZy+4CxUXwIhLnntRalQPhMxL1c WlzNCV+iO/KR83bZ93yYRMpDfSJQrRBkx3Rj0jXn79xD4qn+P36p5eiLJELPoafMZsjKed AFt1UykdtLLNMCOhnUNa+637U2VYh6la2FSPBXGVn0dKPbl4vI4L9wZMSStaxw== Date: Wed, 20 Mar 2024 14:02:01 +0100 From: Michael Niedermayer To: FFmpeg development discussions and patches Message-ID: <20240320130201.GQ6420@pb2> References: <20240320021926.3759-1-michael@niedermayer.cc> <20240320021926.3759-3-michael@niedermayer.cc> MIME-Version: 1.0 In-Reply-To: X-GND-Sasl: michael@niedermayer.cc Subject: Re: [FFmpeg-devel] [PATCH 3/3] Revert "avcodec/h264_mp4toannexb_bsf: fix missing PS before IDR frames" 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 Content-Type: multipart/mixed; boundary="===============3530681708703655123==" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --===============3530681708703655123== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="aN4vO9jKrzdrgOxo" Content-Disposition: inline --aN4vO9jKrzdrgOxo Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Mar 20, 2024 at 02:41:05PM +0800, Zhao Zhili wrote: >=20 >=20 > > On Mar 20, 2024, at 10:19, Michael Niedermayer = wrote: > >=20 > > This reverts commit d3aa0cd16f5e952bc346b7c74b4dcba95151a63a. > >=20 > > Fixes: out of array write > > Fixes: 64407/clusterfuzz-testcase-minimized-ffmpeg_BSF_H264_MP4TOANNEXB= _fuzzer-4966763443650560 > >=20 > > The bsf code performs 2 iterations, the first counts how much space is = needed > > than allocates > > and the 2nd pass copies into teh allocated space > >=20 > > The reverted code reallocates sps/pps in the first pass in a data depen= dant way that leaves > > the 2nd pass in a different state then the first >=20 > Sorry for the break. How to access the fuzz report details? ossfuzz made this one public already https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3D64407 thx [...] --=20 Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Modern terrorism, a quick summary: Need oil, start war with country that has oil, kill hundread thousand in war. Let country fall into chaos, be surprised about raise of fundamantalists. Drop more bombs, kill more people, be surprised about them taking revenge and drop even more bombs and strip your own citizens of their rights and freedoms. to be continued --aN4vO9jKrzdrgOxo Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABEIAB0WIQSf8hKLFH72cwut8TNhHseHBAsPqwUCZfreQQAKCRBhHseHBAsP q5/sAJ9OXmU95JKCh6M0NEBMiQBcUGzw8gCeNzh/WoC4e2Jkpj3N5BkYBgR8hdI= =lC0J -----END PGP SIGNATURE----- --aN4vO9jKrzdrgOxo-- --===============3530681708703655123== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ 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". --===============3530681708703655123==--