What is CVE-2022-49671?

CVE-2022-49671 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 5.7 onward and patched in 5.10.129, 5.15.53, 5.18.10 and others. CVE-2022-49671 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-49671?

CVE-2022-49671 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-2022-49671?

Yes, CVE-2022-49671 has been patched. Fixed versions include 5.10.129, 5.15.53, 5.18.10 and others. If you are running Linux kernel 5.7 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-49671 actively exploited?

CVE-2022-49671 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-2022-49671

Medium

In the Linux kernel, the following vulnerability has been resolved: RDMA/cm: Fix memory leak in ib_cm_insert_listen cm_alloc_id_priv() allocates resource for the cm_id_priv. When cm_init_listen() fails it doesn't free it, leading to memory leak. Add the missing error unwind.

Package Linux Kernel

Published 2025-02-26

Last modified 2025-10-01

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-2022-49671 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 5.7 and later are affected. Fixed in 5.10.129, 5.15.53, 5.18.10, 5.19 and their respective stable series.

Affected from

≥ 5.7

Fixed in

✓ 5.10.129 5.10.x ✓ 5.15.53 5.15.x ✓ 5.18.10 5.18.x ✓ 5.19

References

4 total

Kernel Git
https://git.kernel.org/stable/c/2990f223ffa7bb25422956b9f79f9176a5b38346

Patch
Kernel Git
https://git.kernel.org/stable/c/2febf09a8a8ae4accf908f043f1bab1421056568

Patch
Kernel Git
https://git.kernel.org/stable/c/889000874c1204e47c7f2a4945db262a47e7efc9

Patch
Kernel Git
https://git.kernel.org/stable/c/b0cab8b517aeaf2592c3479294f934209c41a26f

Patch

Details

CVE ID CVE-2022-49671

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-02-26

Modified 2025-10-01

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-49671?

CVE-2022-49671 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 5.7 onward and has been patched in 5.10.129, 5.15.53, 5.18.10 and others. CVE-2022-49671 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-49671?

CVE-2022-49671 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-2022-49671?

Yes. CVE-2022-49671 has been patched. Fixed versions include 5.10.129, 5.15.53, 5.18.10 and others. If you are running Linux kernel 5.7 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-49671 actively exploited?

No. CVE-2022-49671 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.