CVE-2023-52571: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: power: supply: rk817: Fix node refcount leak Dan Carpenter reports that the Smatch static checker warning has found that there is another refcount leak in the probe function. While of_node_put() was added in one of the return paths, it should in fact be added for ALL return paths that return an error and at driver removal time.

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CVSS v3.1 Score

7.1

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Weakness Type (CWE)

CWE-401 CWE-401

Affected Products

Vendor	Product	Versions
linux	linux_kernel	6.1.2 — 6.1.56
linux	linux_kernel	6.2 — 6.5.6
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/488ef44c068e79752dba8eda0b75f524f111a695 https://git.kernel.org/stable/c/70326b46b6a043f7e7404b2ff678b033c06d6577 https://git.kernel.org/stable/c/fe6406238d5a24e9fb0286c71edd67b99d8db58d https://git.kernel.org/stable/c/488ef44c068e79752dba8eda0b75f524f111a695 https://git.kernel.org/stable/c/70326b46b6a043f7e7404b2ff678b033c06d6577 https://git.kernel.org/stable/c/fe6406238d5a24e9fb0286c71edd67b99d8db58d

Frequently Asked Questions

What is CVE-2023-52571? +

In the Linux kernel, the following vulnerability has been resolved: power: supply: rk817: Fix node refcount leak Dan Carpenter reports that the Smatch static checker warning has found that there is another refcount leak in the probe function. While of_node_put() was added in one of the return paths, it should in fact be added for ALL return paths that return an error and at driver removal time. It has a CVSS v3.1 base score of 7.1 (HIGH).

How severe is CVE-2023-52571? +

CVE-2023-52571 has a CVSS v3.1 score of 7.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-52571? +

CVE-2023-52571 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-52571? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2023-52571