What is CVE-2022-49399?

CVE-2022-49399 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 3.9 onward and patched in 4.14.283, 4.19.247, 5.4.198 and others. CVE-2022-49399 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-49399?

CVE-2022-49399 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-2022-49399?

Yes, CVE-2022-49399 has been patched. Fixed versions include 4.14.283, 4.19.247, 5.4.198 and others. If you are running Linux kernel 3.9 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-49399 actively exploited?

CVE-2022-49399 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2022-49399

Medium

In the Linux kernel, the following vulnerability has been resolved: tty: goldfish: Use tty_port_destroy() to destroy port In goldfish_tty_probe(), the port initialized through tty_port_init() should be destroyed in error paths.In goldfish_tty_remove(), qtty->port also should be destroyed or else might leak resources. Fix the above by calling tty_port_destroy().

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 3.9 and later are affected. Fixed in 4.14.283, 4.19.247, 5.4.198, 5.10.122, 5.15.47, 5.17.15, 5.18.4, 5.19 and their respective stable series.

Affected from

≥ 3.9

Fixed in

✓ 4.14.283 4.14.x ✓ 4.19.247 4.19.x ✓ 5.4.198 5.4.x ✓ 5.10.122 5.10.x ✓ 5.15.47 5.15.x ✓ 5.17.15 5.17.x ✓ 5.18.4 5.18.x ✓ 5.19

References

The following references provide additional information about CVE-2022-49399 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/241fcb79dd1df276d80b19f5f6acc9eaaaa63309
Patch
Kernel patch commit
https://git.kernel.org/stable/c/326192b99c903a2193d820c30ed936cc2402382c
Patch
Kernel patch commit
https://git.kernel.org/stable/c/45f6ce70abfb7ccf9d787781cbc4c03294a775a1
Patch

8 patch commits total View all on NVD

Details

CVE ID CVE-2022-49399

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-2022-49399?

CVE-2022-49399 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 3.9 onward and has been patched in 4.14.283, 4.19.247, 5.4.198 and others. CVE-2022-49399 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-49399?

CVE-2022-49399 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-2022-49399?

Yes — CVE-2022-49399 has been patched. Fixed versions include 4.14.283, 4.19.247, 5.4.198 and others. If you are running Linux kernel 3.9 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-49399 actively exploited?

No — CVE-2022-49399 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.