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 0E52E7FE for ; Mon, 4 Sep 2023 06:21:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 74D5CC433C9; Mon, 4 Sep 2023 06:21:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1693808465; bh=etpYbzwAHVtTNrUBJcrpCLc8JFwKatKo6Nm7fue8s3I=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=WYgYnwu+h98hBfvs16o3qXpRovdGzhSGk1you7qoYBT8J7oqpiqs27ps37WnWHRGW Mg4y6J/1tKHHBF9ZjWrH8zOlO6RqY9BF4cXOFDSI/ZtOZjWpHFCtBfnSvGoUWZJPkd b8nZ+BLw87GG8S2zExI2Gd0aIpRiOO/so07n1cYibrWISWjDiwZr6L/ah7b1z2tkAs FfGLQ1LXWR7xxBPtoVgh9c7R1bQ312UGt2jWASMioTuSEjnr54TtokaIMKq7zMUiqV lY0xjdZeN6T1oKRl7ACQzj5hOmFn2yPJvyIVvuakYaHIBXrjorUNy4+Kyk/uVbaYoG Co/k3KNllbO5g== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 51656C04E25; Mon, 4 Sep 2023 06:21:05 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v3] net: ipv6/addrconf: avoid integer underflow in ipv6_create_tempaddr From: patchwork-bot+netdevbpf@kernel.org Message-Id: <169380846531.7662.5513574099634997948.git-patchwork-notify@kernel.org> Date: Mon, 04 Sep 2023 06:21:05 +0000 References: <20230901044219.10062-1-alexhenrie24@gmail.com> In-Reply-To: <20230901044219.10062-1-alexhenrie24@gmail.com> To: Alex Henrie Cc: netdev@vger.kernel.org, jbohac@suse.cz, benoit.boissinot@ens-lyon.org, davem@davemloft.net, hideaki.yoshifuji@miraclelinux.com, dsahern@kernel.org, pabeni@redhat.com, kuba@kernel.org Hello: This patch was applied to netdev/net.git (main) by David S. Miller : On Thu, 31 Aug 2023 22:41:27 -0600 you wrote: > The existing code incorrectly casted a negative value (the result of a > subtraction) to an unsigned value without checking. For example, if > /proc/sys/net/ipv6/conf/*/temp_prefered_lft was set to 1, the preferred > lifetime would jump to 4 billion seconds. On my machine and network the > shortest lifetime that avoided underflow was 3 seconds. > > Fixes: 76506a986dc3 ("IPv6: fix DESYNC_FACTOR") > Signed-off-by: Alex Henrie > > [...] Here is the summary with links: - [v3] net: ipv6/addrconf: avoid integer underflow in ipv6_create_tempaddr https://git.kernel.org/netdev/net/c/f31867d0d9d8 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html