From: Jakub Kicinski <kuba@kernel.org>
To: Lee Jones <lee@kernel.org>, David Heidelberg <david+nfc@ixit.cz>
Cc: "David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>, Simon Horman <horms@kernel.org>,
Kuniyuki Iwashima <kuniyu@google.com>,
Kees Cook <kees@kernel.org>, Junxi Qian <qjx1298677004@gmail.com>,
Ingo Molnar <mingo@kernel.org>,
Samuel Ortiz <sameo@linux.intel.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] nfc: llcp: Fix use-after-free in llcp_sock_release()
Date: Fri, 1 May 2026 16:27:59 -0700 [thread overview]
Message-ID: <20260501162759.06ef164b@kernel.org> (raw)
In-Reply-To: <20260429134115.3558604-1-lee@kernel.org>
On Wed, 29 Apr 2026 13:40:41 +0000 Lee Jones wrote:
> llcp_sock_release() unconditionally unlinks the socket from the local
> sockets list. However, if the socket is still in connecting state, it
> is on the connecting list.
>
> Fix this by checking the socket state and unlinking from the correct list.
>
> Fixes: b4011239a08e ("NFC: llcp: Fix non blocking sockets connections")
> Signed-off-by: Lee Jones <lee@kernel.org>
Adding David H and dropping from netdev's patchwork..
prev parent reply other threads:[~2026-05-01 23:28 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-29 13:40 [PATCH 1/2] nfc: llcp: Fix use-after-free in llcp_sock_release() Lee Jones
2026-04-29 13:40 ` [PATCH 2/2] nfc: llcp: Fix use-after-free race in nfc_llcp_recv_cc() Lee Jones
2026-05-01 13:28 ` Simon Horman
2026-05-01 12:58 ` [PATCH 1/2] nfc: llcp: Fix use-after-free in llcp_sock_release() Simon Horman
2026-05-01 23:27 ` Jakub Kicinski [this message]
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