From: patchwork-bot+netdevbpf@kernel.org
To: Eric Dumazet <edumazet@google.com>
Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com,
horms@kernel.org, idosch@nvidia.com, dsahern@kernel.org,
netdev@vger.kernel.org, eric.dumazet@gmail.com,
melotti@google.com
Subject: Re: [PATCH net] ipv6: fix potential UAF caused by ip6_forward_proxy_check()
Date: Thu, 07 May 2026 00:40:05 +0000 [thread overview]
Message-ID: <177811440570.3278368.4185578549317990881.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260505130056.2927197-1-edumazet@google.com>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Tue, 5 May 2026 13:00:56 +0000 you wrote:
> ip6_forward_proxy_check() calls pskb_may_pull() which might re-allocate
> skb->head.
>
> Reload ipv6_hdr() after the pskb_may_pull() call to avoid using
> the freed memory.
>
> Fixes: e21e0b5f19ac ("[IPV6] NDISC: Handle NDP messages to proxied addresses.")
> Reported-by: Damiano Melotti <melotti@google.com>
> Signed-off-by: Eric Dumazet <edumazet@google.com>
>
> [...]
Here is the summary with links:
- [net] ipv6: fix potential UAF caused by ip6_forward_proxy_check()
https://git.kernel.org/netdev/net/c/7aaa8f5e45a9
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2026-05-07 0:40 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-05 13:00 [PATCH net] ipv6: fix potential UAF caused by ip6_forward_proxy_check() Eric Dumazet
2026-05-05 20:37 ` David Ahern
2026-05-06 11:10 ` Ido Schimmel
2026-05-07 0:40 ` patchwork-bot+netdevbpf [this message]
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