From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DCF1D125A9 for ; Mon, 23 Feb 2026 04:46:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771822001; cv=none; b=QR6mJIt3sZOaQrqsO62w5tAi/u75qbWpWgkK7NWQ2gvny0iPJNP4YMN3+ac9/8wGD6SPmZpWPLVMjJjDmxV5AixOVOg2FBRYPyLu5gQ+b+QV1O7nep3oaJQM7AKfXXppBfWkvTjQLkB7HhhNuWcwnvkFpn32KGscs4uAe3rxk38= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771822001; c=relaxed/simple; bh=z6EgHj0RhN0MwewS0wFDPuOmfnSGCGIMiPjxDhbbsog=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=dVC5v0RHVb8mvbR4Ro9VYY2Z20DRO78kgvM41QWaZM9iJtTFNCqNIzcVzUFzixnfaVCcnjSUf5tfFHQuBgcldue8V8Nnjp/1+gsavktCxDFo8877BodbU1en9JDMh7q4P5SdYtpM1eIjQYqiJIZ/sPtm20YTzjNZBBGfkNIhOqs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dRFOf6d8; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dRFOf6d8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 226C4C116C6; Mon, 23 Feb 2026 04:46:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1771822001; bh=z6EgHj0RhN0MwewS0wFDPuOmfnSGCGIMiPjxDhbbsog=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=dRFOf6d8Jllc9NUW9qrWOjYwZLF8ppJCMGCYVp/muRjUgkqVK0KMZjeG7VyZZfZ11 HAxMj0qkM2eNVzsr7x27lUuqLbLWUvieWkGO6aRTi0KhJk8J9WOXnWS+RVnhRIurA5 INkc0ay+Wv0cJYRims1ZQv0NuQgp2QzkuzoQ0wlM7poUeOekk6v7qaUS0W/UAHvGWS Bl4hP15mwm61b43XCr5BC2O6+K2iKDkhy+1YKHTYJy6uztjyokgUbwmU276gv/wrHp /Fo4DJySzWuoiJg9WX3UJI8F5hOg9pMdhF0WdqhQXoH3gmn0ES5zD84hLOod2zAkS5 mUiF6TJm6Yd2A== Date: Sun, 22 Feb 2026 20:45:51 -0800 From: Eric Biggers To: Manas Ghandat Cc: Greg KH , "David S. Miller" , herbert@gondor.apana.org.au, rakshitawasthi17@gmail.com, security@kernel.org, linux-crypto@vger.kernel.org Subject: Re: Null deref in scatterwalk_pagedone Message-ID: <20260223044551.GA58799@sol> References: <63fdfca0-5165-4307-ae8e-c25cbed7f8cb@gmail.com> <20260222202123.GA37806@quark> <1205234f-6ddd-4369-834c-6415f8fe0265@gmail.com> <2026022305-handoff-maverick-13c5@gregkh> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2026022305-handoff-maverick-13c5@gregkh> On Mon, Feb 23, 2026 at 05:14:05AM +0100, Greg KH wrote: > On Mon, Feb 23, 2026 at 09:32:17AM +0530, Manas Ghandat wrote: > > On 2/23/26 01:51, Eric Biggers wrote: > > > What kernel feature are you using that does GCM encryption? E.g., > > > IPsec, TLS, SMB, ... Is the code in-tree? > > > > I was fuzzing the TLS subsystem when I found the crash. And yes the code is in-tree. Okay, the issue is very likely there then. Once you find a reproducer, you'll need to report it to the maintainers of net/tls/. - Eric