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Message-ID: <2025091502-CVE-2023-53253-c59c@gregkh>
Date: Mon, 15 Sep 2025 16:46:28 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-cve-announce@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...nel.org>
Subject: CVE-2023-53253: HID: nvidia-shield: Reference hid_device devm allocation of input_dev name
From: Greg Kroah-Hartman <gregkh@...nel.org>
Description
===========
In the Linux kernel, the following vulnerability has been resolved:
HID: nvidia-shield: Reference hid_device devm allocation of input_dev name
Use hid_device for devm allocation of the input_dev name to avoid a
use-after-free. input_unregister_device would trigger devres cleanup of all
resources associated with the input_dev, free-ing the name. The name would
subsequently be used in a uevent fired at the end of unregistering the
input_dev.
The Linux kernel CVE team has assigned CVE-2023-53253 to this issue.
Affected and fixed versions
===========================
Issue introduced in 6.5 with commit 09308562d4afb1abc66366608fa1cb9de783272f and fixed in 6.5.3 with commit b85d3807e5ec368bfd5b20245347d7c1434aff76
Issue introduced in 6.5 with commit 09308562d4afb1abc66366608fa1cb9de783272f and fixed in 6.6 with commit 197d3143520fec9fde89aebabc9f0d7464f08e50
Please see https://www.kernel.org for a full list of currently supported
kernel versions by the kernel community.
Unaffected versions might change over time as fixes are backported to
older supported kernel versions. The official CVE entry at
https://cve.org/CVERecord/?id=CVE-2023-53253
will be updated if fixes are backported, please check that for the most
up to date information about this issue.
Affected files
==============
The file(s) affected by this issue are:
drivers/hid/hid-nvidia-shield.c
Mitigation
==========
The Linux kernel CVE team recommends that you update to the latest
stable kernel version for this, and many other bugfixes. Individual
changes are never tested alone, but rather are part of a larger kernel
release. Cherry-picking individual commits is not recommended or
supported by the Linux kernel community at all. If however, updating to
the latest release is impossible, the individual changes to resolve this
issue can be found at these commits:
https://git.kernel.org/stable/c/b85d3807e5ec368bfd5b20245347d7c1434aff76
https://git.kernel.org/stable/c/197d3143520fec9fde89aebabc9f0d7464f08e50
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