What is CVE-2022-50437?

CVE-2022-50437 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Out-of-bounds Write flaw (CWE-787), affecting Linux kernel versions from 3.12 onward and patched in 4.9.332, 4.14.298, 4.19.264 and others. CVE-2022-50437 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-50437?

CVE-2022-50437 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2022-50437?

Yes, CVE-2022-50437 has been patched. Fixed versions include 4.9.332, 4.14.298, 4.19.264 and others. If you are running Linux kernel 3.12 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-50437 actively exploited?

CVE-2022-50437 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Out-of-bounds Write (CWE-787)?

The product writes data past the end or before the beginning of the intended buffer. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/787.html

CVE-2022-50437

High

In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: fix memory corruption with too many bridges Add the missing sanity check on the bridge counter to avoid corrupting data beyond the fixed-sized bridge array in case there are ever more than eight bridges. Patchwork: https://patchwork.freedesktop.org/patch/502670/

Package Linux Kernel

Published 2025-10-01

Last modified 2026-01-21

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type

CWE-787

CVE-2022-50437 is a Out-of-bounds Write vulnerability

What is Out-of-bounds Write?

The product writes data past the end or before the beginning of the intended buffer. Learn more on MITRE CWE

Affected versions

Linux kernel versions 3.12 and later are affected. Fixed in 4.9.332, 4.14.298, 4.19.264, 5.4.223, 5.10.153, 5.15.77, 6.0.7, 6.1 and their respective stable series.

Affected from

≥ 3.12

Fixed in

✓ 4.9.332 4.9.x ✓ 4.14.298 4.14.x ✓ 4.19.264 4.19.x ✓ 5.4.223 5.4.x ✓ 5.10.153 5.10.x ✓ 5.15.77 5.15.x ✓ 6.0.7 6.0.x ✓ 6.1

References

The following references provide additional information about CVE-2022-50437 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/08c7375fa27a8ceee028868e03ffb3a0db919d44
Patch
Kernel patch commit
https://git.kernel.org/stable/c/3c43f3ec731c233eb84b66199ee76dbf3ec6ecae
Patch
Kernel patch commit
https://git.kernel.org/stable/c/4c1294da6aed1f16d47a417dcfe6602833c3c95c
Patch

8 patch commits total View all on NVD

Details

CVE ID CVE-2022-50437

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2025-10-01

Modified 2026-01-21

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-50437?

CVE-2022-50437 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Out-of-bounds Write flaw (CWE-787) . It affects Linux kernel versions from 3.12 onward and has been patched in 4.9.332, 4.14.298, 4.19.264 and others. CVE-2022-50437 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-50437?

CVE-2022-50437 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2022-50437?

Yes — CVE-2022-50437 has been patched. Fixed versions include 4.9.332, 4.14.298, 4.19.264 and others. If you are running Linux kernel 3.12 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-50437 actively exploited?

No — CVE-2022-50437 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Out-of-bounds Write (CWE-787)?

The product writes data past the end or before the beginning of the intended buffer. View CWE-787 on MITRE CWE →