What is CVE-2022-49405?

CVE-2022-49405 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 5.15 onward and patched in 5.15.46, 5.17.14, 5.18.3 and others. CVE-2022-49405 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-49405?

CVE-2022-49405 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-2022-49405?

Yes, CVE-2022-49405 has been patched. Fixed versions include 5.15.46, 5.17.14, 5.18.3 and others. If you are running Linux kernel 5.15 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-49405 actively exploited?

CVE-2022-49405 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2022-49405

Medium

In the Linux kernel, the following vulnerability has been resolved: staging: r8188eu: prevent ->Ssid overflow in rtw_wx_set_scan() This code has a check to prevent read overflow but it needs another check to prevent writing beyond the end of the ->Ssid[] array.

Package Linux Kernel

Published 2025-02-26

Last modified 2025-10-21

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 5.15 and later are affected. Fixed in 5.15.46, 5.17.14, 5.18.3, 5.19 and their respective stable series.

Affected from

≥ 5.15

Fixed in

✓ 5.15.46 5.15.x ✓ 5.17.14 5.17.x ✓ 5.18.3 5.18.x ✓ 5.19

References

The following references provide additional information about CVE-2022-49405 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/476bfda0be0f9669add92bff604ca78226cf53d1
Patch
Kernel patch commit
https://git.kernel.org/stable/c/ac2eab7de458f5e1210ce1237afab40a307075c8
Patch
Kernel patch commit
https://git.kernel.org/stable/c/bc10916e890948d8927a5c8c40fb5dc44be5e1b8
Patch

4 patch commits total View all on NVD

Details

CVE ID CVE-2022-49405

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-02-26

Modified 2025-10-21

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-49405?

CVE-2022-49405 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 5.15 onward and has been patched in 5.15.46, 5.17.14, 5.18.3 and others. CVE-2022-49405 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-49405?

CVE-2022-49405 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-2022-49405?

Yes — CVE-2022-49405 has been patched. Fixed versions include 5.15.46, 5.17.14, 5.18.3 and others. If you are running Linux kernel 5.15 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-49405 actively exploited?

No — CVE-2022-49405 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.