What is CVE-2022-49628?

CVE-2022-49628 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 5.14 onward and patched in 5.15.56, 5.18.13 and 5.19. CVE-2022-49628 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-49628?

CVE-2022-49628 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-2022-49628?

Yes, CVE-2022-49628 has been patched. Fixed versions include 5.15.56, 5.18.13 and 5.19. If you are running Linux kernel 5.14 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-49628 actively exploited?

CVE-2022-49628 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-2022-49628

Medium

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix leaks in probe These two error paths should clean up before returning.

Package Linux Kernel

Published 2025-02-26

Last modified 2025-10-23

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-2022-49628 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 5.14 and later are affected. Fixed in 5.15.56, 5.18.13, 5.19 and their respective stable series.

Affected from

≥ 5.14

Fixed in

✓ 5.15.56 5.15.x ✓ 5.18.13 5.18.x ✓ 5.19

References

3 total

Kernel Git
https://git.kernel.org/stable/c/23aa6d5088e3bd65de77c5c307237b9937f8b48a

Patch
Kernel Git
https://git.kernel.org/stable/c/dd91bc60f305610401b2196bedb573693d6c8e46

Patch
Kernel Git
https://git.kernel.org/stable/c/f4bd3202a2b4194ab6c0ce61628095d54f994db4

Patch

Details

CVE ID CVE-2022-49628

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-02-26

Modified 2025-10-23

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-49628?

CVE-2022-49628 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 5.14 onward and has been patched in 5.15.56, 5.18.13 and 5.19. CVE-2022-49628 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-49628?

CVE-2022-49628 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-2022-49628?

Yes. CVE-2022-49628 has been patched. Fixed versions include 5.15.56, 5.18.13 and 5.19. If you are running Linux kernel 5.14 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-49628 actively exploited?

No. CVE-2022-49628 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.