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Date: Sat, 30 Apr 2022 14:20:11 +0000 From: patchwork-bot+netdevbpf@...nel.org To: Eric Dumazet <eric.dumazet@...il.com> Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com, dsahern@...nel.org, netdev@...r.kernel.org, edumazet@...gle.com, syzkaller@...glegroups.com, fbl@...close.org Subject: Re: [PATCH net] net: igmp: respect RCU rules in ip_mc_source() and ip_mc_msfilter() Hello: This patch was applied to netdev/net.git (master) by David S. Miller <davem@...emloft.net>: On Fri, 29 Apr 2022 08:42:57 -0700 you wrote: > From: Eric Dumazet <edumazet@...gle.com> > > syzbot reported an UAF in ip_mc_sf_allow() [1] > > Whenever RCU protected list replaces an object, > the pointer to the new object needs to be updated > _before_ the call to kfree_rcu() or call_rcu() > > [...] Here is the summary with links: - [net] net: igmp: respect RCU rules in ip_mc_source() and ip_mc_msfilter() https://git.kernel.org/netdev/net/c/dba5bdd57bea You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html
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