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From: Cristian Marussi <cristian.marussi@arm.com>
To: Xinqi Zhang <quic_xinqzhan@quicinc.com>
Cc: Sudeep Holla <sudeep.holla@arm.com>,
	Cristian Marussi <cristian.marussi@arm.com>,
	linux-arm-msm@vger.kernel.org, arm-scmi@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] firmware: arm_scmi: fix slab-use-after-free in scmi_bus_notifier
Date: Tue, 15 Oct 2024 13:49:29 +0100	[thread overview]
Message-ID: <Zw5k2clQgGPQfRau@pluto> (raw)
In-Reply-To: <20241015-fix-arm-scmi-slab-use-after-free-v1-1-b006eba9c8df@quicinc.com>

On Tue, Oct 15, 2024 at 06:48:25PM +0800, Xinqi Zhang wrote:
> Move release of scmi_dev->name into scmi_device_release to
> avoid slab-use-after-free.
> 

Hi,

Thanks for reporting this.

Can you add a bit more of conetxt in the commit message on when this
happens ? From the stacktrace seems related to an early chan_setup failure
and the subsequent complete shutdown of the SCMI stack.

And also a Fixes tag would be useful.

Thanks,
Cristian

  reply	other threads:[~2024-10-15 12:49 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-15 10:48 [PATCH] firmware: arm_scmi: fix slab-use-after-free in scmi_bus_notifier Xinqi Zhang
2024-10-15 12:49 ` Cristian Marussi [this message]
  -- strict thread matches above, loose matches on Subject: below --
2024-10-15  8:48 Xinqi Zhang
2024-10-15 19:14 ` Bjorn Andersson

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