What is CVE-2022-50523?

CVE-2022-50523 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Memory Leak flaw (CWE-401), affecting Linux kernel versions from 3.17 onward and patched in 4.9.337, 4.14.303, 4.19.270 and others. CVE-2022-50523 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-50523?

CVE-2022-50523 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-2022-50523?

Yes, CVE-2022-50523 has been patched. Fixed versions include 4.9.337, 4.14.303, 4.19.270 and others. If you are running Linux kernel 3.17 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-50523 actively exploited?

CVE-2022-50523 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-2022-50523

Medium

In the Linux kernel, the following vulnerability has been resolved: clk: rockchip: Fix memory leak in rockchip_clk_register_pll() If clk_register() fails, @pll->rate_table may have allocated memory by kmemdup(), so it needs to be freed, otherwise will cause memory leak issue, this patch fixes it.

Package Linux Kernel

Published 2025-10-07

Last modified 2026-03-17

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-401

CVE-2022-50523 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 3.17 and later are affected. Fixed in 4.9.337, 4.14.303, 4.19.270, 5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2, 6.2 and their respective stable series.

Affected from

≥ 3.17

Fixed in

✓ 4.9.337 4.9.x ✓ 4.14.303 4.14.x ✓ 4.19.270 4.19.x ✓ 5.4.229 5.4.x ✓ 5.10.163 5.10.x ✓ 5.15.86 5.15.x ✓ 6.0.16 6.0.x ✓ 6.1.2 6.1.x ✓ 6.2

References

The following references provide additional information about CVE-2022-50523 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/20201c3a0a32f127fa4bdf379d6ac01c2978702d
Patch
Kernel patch commit
https://git.kernel.org/stable/c/26b94635f1c84d7f6cb482179125cb17e59c90a5
Patch
Kernel patch commit
https://git.kernel.org/stable/c/5b0a1f1247cd42ac5e0d369f8dbb58762692edee
Patch

9 patch commits total View all on NVD

Details

CVE ID CVE-2022-50523

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-10-07

Modified 2026-03-17

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-50523?

CVE-2022-50523 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a Memory Leak flaw (CWE-401) . It affects Linux kernel versions from 3.17 onward and has been patched in 4.9.337, 4.14.303, 4.19.270 and others. CVE-2022-50523 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-50523?

CVE-2022-50523 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-2022-50523?

Yes — CVE-2022-50523 has been patched. Fixed versions include 4.9.337, 4.14.303, 4.19.270 and others. If you are running Linux kernel 3.17 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-50523 actively exploited?

No — CVE-2022-50523 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. View CWE-401 on MITRE CWE →