linux-kernel - Re: [PATCH 1/2] usb: typec: qcom-pmic: fix use-after-free on late probe errors

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Thu, 18 Apr 2024 20:45:53 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Johan Hovold <johan+linaro@...nel.org>
Cc: Bryan O'Donoghue <bryan.odonoghue@...aro.org>, 
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>, Bjorn Andersson <andersson@...nel.org>, 
	Konrad Dybcio <konrad.dybcio@...aro.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	linux-arm-msm@...r.kernel.org, linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org, 
	stable@...r.kernel.org
Subject: Re: [PATCH 1/2] usb: typec: qcom-pmic: fix use-after-free on late
 probe errors

On Thu, Apr 18, 2024 at 04:57:29PM +0200, Johan Hovold wrote:
> Make sure to stop and deregister the port in case of late probe errors
> to avoid use-after-free issues when the underlying memory is released by
> devres.
> 
> Fixes: a4422ff22142 ("usb: typec: qcom: Add Qualcomm PMIC Type-C driver")
> Cc: stable@...r.kernel.org	# 6.5
> Cc: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
> Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
> ---
>  drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

-- 
With best wishes
Dmitry