What is CVE-2022-50302?

CVE-2022-50302 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 5.15.56 onward and patched in 5.15.86, 6.0.16, 6.1.2 and others. CVE-2022-50302 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-50302?

CVE-2022-50302 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-2022-50302?

Yes, CVE-2022-50302 has been patched. Fixed versions include 5.15.86, 6.0.16, 6.1.2 and others. If you are running Linux kernel 5.15.56 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-50302 actively exploited?

CVE-2022-50302 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2022-50302

Medium

In the Linux kernel, the following vulnerability has been resolved: lockd: set other missing fields when unlocking files vfs_lock_file() expects the struct file_lock to be fully initialised by the caller. Re-exported NFSv3 has been seen to Oops if the fl_file field is NULL.

Package Linux Kernel

Published 2025-09-15

Last modified 2025-12-04

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 5.15.56, 5.18.13, 5.19 and later are affected. Fixed in 5.15.86, 6.0.16, 6.1.2, 6.2 and their respective stable series.

Affected from

≥ 5.15.56 ≥ 5.18.13 ≥ 5.19

Fixed in

✓ 5.15.86 5.15.x ✓ 6.0.16 6.0.x ✓ 6.1.2 6.1.x ✓ 6.2

References

The following references provide additional information about CVE-2022-50302 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/18ebd35b61b4693a0ddc270b6d4f18def232e770
Patch
Kernel patch commit
https://git.kernel.org/stable/c/31c93ee5f1e4dc278b562e20f3c3274ac34997f3
Patch
Kernel patch commit
https://git.kernel.org/stable/c/688575aef211b0986fc51010116f5888a99d76a2
Patch

5 patch commits total View all on NVD

Details

CVE ID CVE-2022-50302

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-09-15

Modified 2025-12-04

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-50302?

CVE-2022-50302 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 5.15.56 onward and has been patched in 5.15.86, 6.0.16, 6.1.2 and others. CVE-2022-50302 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-50302?

CVE-2022-50302 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-2022-50302?

Yes — CVE-2022-50302 has been patched. Fixed versions include 5.15.86, 6.0.16, 6.1.2 and others. If you are running Linux kernel 5.15.56 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-50302 actively exploited?

No — CVE-2022-50302 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.