What is CVE-2023-52512?

CVE-2023-52512 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Out-of-bounds Write flaw (CWE-787), affecting Linux kernel versions from 5.18 onward and patched in 6.1.59, 6.5.8 and 6.6. CVE-2023-52512 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-52512?

CVE-2023-52512 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2023-52512?

Yes, CVE-2023-52512 has been patched. Fixed versions include 6.1.59, 6.5.8 and 6.6. If you are running Linux kernel 5.18 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-52512 actively exploited?

CVE-2023-52512 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Out-of-bounds Write (CWE-787)?

The product writes data past the end or before the beginning of the intended buffer. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/787.html

CVE-2023-52512

Medium

In the Linux kernel, the following vulnerability has been resolved: pinctrl: nuvoton: wpcm450: fix out of bounds write Write into 'pctrl->gpio_bank' happens before the check for GPIO index validity, so out of bounds write may happen. Found by Linux Verification Center (linuxtesting.org) with SVACE.

Package Linux Kernel

Published 2024-03-02

Last modified 2025-03-19

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-787

CVE-2023-52512 is a Out-of-bounds Write vulnerability

What is Out-of-bounds Write?

The product writes data past the end or before the beginning of the intended buffer. Learn more on MITRE CWE

Affected versions

Linux kernel versions 5.18 and later are affected. Fixed in 6.1.59, 6.5.8, 6.6 and their respective stable series.

Affected from

≥ 5.18

Fixed in

✓ 6.1.59 6.1.x ✓ 6.5.8 6.5.x ✓ 6.6

References

3 total

Kernel Git
https://git.kernel.org/stable/c/6c18c386fd13dbb3ff31a1086dabb526780d9bda

Patch
Kernel Git
https://git.kernel.org/stable/c/87d315a34133edcb29c4cadbf196ec6c30dfd47b

Patch
Kernel Git
https://git.kernel.org/stable/c/c9d7cac0fd27c74dd368e80dc4b5d0f9f2e13cf8

Patch

Details

CVE ID CVE-2023-52512

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-03-02

Modified 2025-03-19

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-52512?

CVE-2023-52512 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as an Out-of-bounds Write flaw (CWE-787) . It affects Linux kernel versions from 5.18 onward and has been patched in 6.1.59, 6.5.8 and 6.6. CVE-2023-52512 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-52512?

CVE-2023-52512 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2023-52512?

Yes. CVE-2023-52512 has been patched. Fixed versions include 6.1.59, 6.5.8 and 6.6. If you are running Linux kernel 5.18 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-52512 actively exploited?

No. CVE-2023-52512 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.