What is CVE-2022-49861?

CVE-2022-49861 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 4.9.104 onward and patched in 4.9.334, 4.14.300, 4.19.267 and others. CVE-2022-49861 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-49861?

CVE-2022-49861 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-2022-49861?

Yes, CVE-2022-49861 has been patched. Fixed versions include 4.9.334, 4.14.300, 4.19.267 and others. If you are running Linux kernel 4.9.104 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-49861 actively exploited?

CVE-2022-49861 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2022-49861

Medium

In the Linux kernel, the following vulnerability has been resolved: dmaengine: mv_xor_v2: Fix a resource leak in mv_xor_v2_remove() A clk_prepare_enable() call in the probe is not balanced by a corresponding clk_disable_unprepare() in the remove function. Add the missing call.

Package Linux Kernel

Published 2025-05-01

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

Affected versions

Linux kernel versions 4.9.104, 4.14.45, 4.16 and later are affected. Fixed in 4.9.334, 4.14.300, 4.19.267, 5.4.225, 5.10.155, 5.15.79, 6.0.9, 6.1 and their respective stable series.

Affected from

≥ 4.9.104 ≥ 4.14.45 ≥ 4.16

Fixed in

✓ 4.9.334 4.9.x ✓ 4.14.300 4.14.x ✓ 4.19.267 4.19.x ✓ 5.4.225 5.4.x ✓ 5.10.155 5.10.x ✓ 5.15.79 5.15.x ✓ 6.0.9 6.0.x ✓ 6.1

References

The following references provide additional information about CVE-2022-49861 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/04f2cc56d80a1ac058045a7835c5bfd910f17863
Patch
Kernel patch commit
https://git.kernel.org/stable/c/081195d17a0c4c636da2b869bd5809d42e8cbb13
Patch
Kernel patch commit
https://git.kernel.org/stable/c/0b7ee3d50f32d277bf024b4ddb4de54da43a3025
Patch

8 patch commits total View all on NVD

Details

CVE ID CVE-2022-49861

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-05-01

Modified 2025-10-01

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-49861?

CVE-2022-49861 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 4.9.104 onward and has been patched in 4.9.334, 4.14.300, 4.19.267 and others. CVE-2022-49861 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-49861?

CVE-2022-49861 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-2022-49861?

Yes — CVE-2022-49861 has been patched. Fixed versions include 4.9.334, 4.14.300, 4.19.267 and others. If you are running Linux kernel 4.9.104 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-49861 actively exploited?

No — CVE-2022-49861 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.