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 ESMTPS id 4937F4CCC4 for ; Sat, 25 Jan 2025 20:38:52 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id ACF2868B96A; Sat, 25 Jan 2025 22:38:49 +0200 (EET) Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [217.70.183.194]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 18DFE680C30 for ; Sat, 25 Jan 2025 22:38:43 +0200 (EET) Received: by mail.gandi.net (Postfix) with ESMTPSA id 55A4E40002 for ; Sat, 25 Jan 2025 20:38:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=niedermayer.cc; s=gm1; t=1737837522; 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=2hd3XXEN4MBcViO+7NsLyN19xqttjPImqh7SMjxtXrQ=; b=bVfQpPlc+naJJKMus5wHWcm+POAt2Hc2hkrF/QK17fPrYWhfj4xSjWNPNjYskAKhrOXHfl w4PdRLgjSfpSLvBvnp4dZvdbU62P3iQJAyH5A0YaKwRgF6yaGefHGgCS0PHcPb+2jSmyaN gYVZckU75w7hMcrwn858j35YTsWNykDm57mErsYcSDhgvJFHJHXPIkhoHXSAfjkicSeWT1 pzAVIPJ1/HaEQpDYcoFlv2sX+FIOnS8lcU+8epMz63UoNoPQ/NNXeTmkJRW/f7j9JQrEfI zsfIFQ1HPDsN9o79xLvlZLnyANLA1qLMnreLcEQ3wmxDQdHuvSyxV3kAljWJpA== Date: Sat, 25 Jan 2025 21:38:41 +0100 From: Michael Niedermayer To: FFmpeg development discussions and patches Message-ID: <20250125203841.GL4991@pb2> References: <20250122203609.1796499-1-michael@niedermayer.cc> <20250122203609.1796499-2-michael@niedermayer.cc> <20250123212747.GB4991@pb2> MIME-Version: 1.0 In-Reply-To: <20250123212747.GB4991@pb2> X-GND-Sasl: michael@niedermayer.cc Subject: Re: [FFmpeg-devel] [PATCH 2/2] avformat/hls: Be more picky on extensions 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="===============2818042715141789735==" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --===============2818042715141789735== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="Mi0u70z1TWNn79Ez" Content-Disposition: inline --Mi0u70z1TWNn79Ez Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Jan 23, 2025 at 10:27:47PM +0100, Michael Niedermayer wrote: > On Wed, Jan 22, 2025 at 09:36:09PM +0100, Michael Niedermayer wrote: > > This blocks disallowed extensions from probing > > It also requires all available segments to have matching extensions to = the format > > mpegts is treated independent of the extension > >=20 > > It is recommended to set the whitelists correctly > > instead of depending on extensions, but this should help a bit, > > and this is easier to backport > >=20 > > Fixes: CVE-2023-6602 II. HLS Force TTY Demuxer > > Fixes: CVE-2023-6602 IV. HLS XBIN Demuxer DoS Amplification > >=20 > > The other parts of CVE-2023-6602 have been fixed by prior commits > >=20 > > Found-by: Harvey Phillips of Amazon Element55 (element55) > > Signed-off-by: Michael Niedermayer > > --- > > doc/demuxers.texi | 7 +++++++ > > libavformat/hls.c | 50 +++++++++++++++++++++++++++++++++++++++++++++++ > > 2 files changed, 57 insertions(+) >=20 > I intend to apply this patchset soon so it receives some testing before 7= =2E1.1 will apply [...] --=20 Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Those who would give up essential Liberty, to purchase a little temporary Safety, deserve neither Liberty nor Safety -- Benjamin Franklin --Mi0u70z1TWNn79Ez Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABEKAB0WIQSf8hKLFH72cwut8TNhHseHBAsPqwUCZ5VLygAKCRBhHseHBAsP q0+VAJ4oehXhtQf3MO1YtwNgXhpNrw5+qQCgmiDCypbNbR9fQMNNpt0LzgLtXxE= =f2uO -----END PGP SIGNATURE----- --Mi0u70z1TWNn79Ez-- --===============2818042715141789735== 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". --===============2818042715141789735==--