From: Sasha Levin <sashal@kernel.org>
To: stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>,
Oliver Hartkopp <socketcan@hartkopp.net>,
Marc Kleine-Budde <mkl@pengutronix.de>
Subject: Re: [PATCH 6.12.y 1/2] can: isotp: fix use-after-free race with concurrent NETDEV_UNREGISTER
Date: Sun, 26 Jul 2026 08:04:42 -0400 [thread overview]
Message-ID: <20260725192000.stable-0003@kernel.org> (raw)
In-Reply-To: <20260724103455.18012-1-socketcan@hartkopp.net>
> commit 20bab8b88baac140ca3701116e1d486c7f51e311 upstream.
>
> isotp_release() looked up the bound network device via dev_get_by_index()
> using the stored ifindex. During device unregistration the device is
> unlisted from the ifindex hash before the NETDEV_UNREGISTER notifier
> chain runs [...]
Queued for 6.12, 6.6, 6.1, 5.15, and 5.10, thanks.
--
Thanks,
Sasha
prev parent reply other threads:[~2026-07-26 12:05 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-20 15:11 FAILED: patch "[PATCH] can: isotp: fix use-after-free race with concurrent" failed to apply to 6.12-stable tree gregkh
2026-07-24 8:54 ` [PATCH 1/2] can: isotp: fix use-after-free race with concurrent NETDEV_UNREGISTER Oliver Hartkopp
2026-07-24 10:34 ` [PATCH 6.12.y " Oliver Hartkopp
2026-07-24 10:34 ` [PATCH 6.12.y 2/2] can: isotp: serialize TX state transitions under so->rx_lock Oliver Hartkopp
2026-07-26 12:04 ` Sasha Levin [this message]
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