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Date: Thu, 22 Dec 2022 18:12:50 -0800 From: Jakub Kicinski <kuba@...nel.org> To: Mahesh Bandewar <maheshb@...gle.com> Cc: Netdev <netdev@...r.kernel.org>, Mahesh Bandewar <mahesh@...dewar.net>, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, Soheil Hassas Yeganeh <soheil@...gle.com> Subject: Re: [PATCH next] sysctl: expose all net/core sysctls inside netns On Thu, 22 Dec 2022 11:10:05 -0800 Mahesh Bandewar wrote: > All were not visible to the non-priv users inside netns. However, > with 4ecb90090c84 ("sysctl: allow override of /proc/sys/net with > CAP_NET_ADMIN"), these vars are protected from getting modified. > A proc with capable(CAP_NET_ADMIN) can change the values so > not having them visible inside netns is just causing nuisance to > process that check certain values (e.g. net.core.somaxconn) and > see different behavior in root-netns vs. other-netns SG, but net-next is closed, please repost after New Year.
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