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Date: Sat, 04 Sep 2021 01:30:06 +0000 From: patchwork-bot+netdevbpf@...nel.org To: Pablo Neira Ayuso <pablo@...filter.org> Cc: netfilter-devel@...r.kernel.org, davem@...emloft.net, netdev@...r.kernel.org, kuba@...nel.org Subject: Re: [PATCH net 1/5] netfilter: nft_ct: protect nft_ct_pcpu_template_refcnt with mutex Hello: This series was applied to netdev/net.git (refs/heads/master): On Fri, 3 Sep 2021 18:30:16 +0200 you wrote: > From: Pavel Skripkin <paskripkin@...il.com> > > Syzbot hit use-after-free in nf_tables_dump_sets. The problem was in > missing lock protection for nft_ct_pcpu_template_refcnt. > > Before commit f102d66b335a ("netfilter: nf_tables: use dedicated > mutex to guard transactions") all transactions were serialized by global > mutex, but then global mutex was changed to local per netnamespace > commit_mutex. > > [...] Here is the summary with links: - [net,1/5] netfilter: nft_ct: protect nft_ct_pcpu_template_refcnt with mutex https://git.kernel.org/netdev/net/c/e3245a7b7b34 - [net,2/5] netfilter: conntrack: sanitize table size default settings https://git.kernel.org/netdev/net/c/d532bcd0b269 - [net,3/5] netfilter: conntrack: switch to siphash https://git.kernel.org/netdev/net/c/dd6d2910c5e0 - [net,4/5] netfilter: refuse insertion if chain has grown too large https://git.kernel.org/netdev/net/c/d7e7747ac5c2 - [net,5/5] netfilter: socket: icmp6: fix use-after-scope https://git.kernel.org/netdev/net/c/730affed24bf You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html
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