What is CVE-2023-52571?

CVE-2023-52571 is a High severity Linux kernel vulnerability with a CVSS score of 7.1 out of 10, classified as a Memory Leak flaw (CWE-401), affecting Linux kernel versions from 6.1.2 onward and patched in 6.1.56, 6.5.6 and 6.6. CVE-2023-52571 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-52571?

CVE-2023-52571 has a CVSS score of 7.1 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.

Is there a patch available for CVE-2023-52571?

Yes, CVE-2023-52571 has been patched. Fixed versions include 6.1.56, 6.5.6 and 6.6. If you are running Linux kernel 6.1.2 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-52571 actively exploited?

CVE-2023-52571 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/401.html

CVE-2023-52571

High

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.

Package Linux Kernel

Published 2024-03-02

Last modified 2025-04-08

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.1

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-401

CVE-2023-52571 is a Memory Leak vulnerability

What is Memory Leak?

The product does not release memory after use, causing gradual resource exhaustion. Learn more on MITRE CWE

Affected versions

Linux kernel versions 6.1.2, 6.2 and later are affected. Fixed in 6.1.56, 6.5.6, 6.6 and their respective stable series.

Affected from

≥ 6.1.2 ≥ 6.2

Fixed in

✓ 6.1.56 6.1.x ✓ 6.5.6 6.5.x ✓ 6.6

References

3 total

Kernel Git
https://git.kernel.org/stable/c/488ef44c068e79752dba8eda0b75f524f111a695

Patch
Kernel Git
https://git.kernel.org/stable/c/70326b46b6a043f7e7404b2ff678b033c06d6577

Patch
Kernel Git
https://git.kernel.org/stable/c/fe6406238d5a24e9fb0286c71edd67b99d8db58d

Patch

Details

CVE ID CVE-2023-52571

Severity High

CVSS score 7.1 / 10

CVSS version 3.1

Published 2024-03-02

Modified 2025-04-08

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-52571?

CVE-2023-52571 is a High severity Linux kernel vulnerability with a CVSS score of 7.1 out of 10 , classified as a Memory Leak flaw (CWE-401) . It affects Linux kernel versions from 6.1.2 onward and has been patched in 6.1.56, 6.5.6 and 6.6. CVE-2023-52571 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-52571?

CVE-2023-52571 has a CVSS score of 7.1 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.
Is there a patch available for CVE-2023-52571?

Yes. CVE-2023-52571 has been patched. Fixed versions include 6.1.56, 6.5.6 and 6.6. If you are running Linux kernel 6.1.2 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-52571 actively exploited?

No. CVE-2023-52571 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.