What is CVE-2026-43072?

CVE-2026-43072 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 6.1.175, 6.6.136, 6.12.83 and others. CVE-2026-43072 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2026-43072?

CVE-2026-43072 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-2026-43072?

Yes, CVE-2026-43072 has been patched. Fixed versions include 6.1.175, 6.6.136, 6.12.83 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-2026-43072 actively exploited?

CVE-2026-43072 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2026-43072

Medium

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: platform_get_irq_byname() returns an int platform_get_irq_byname() will return a negative value if an error happens, so it should be checked and not just passed directly into devm_request_threaded_irq() hoping all will be ok.

Package Linux Kernel

Published 2026-05-05

Last modified 2026-06-01

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 5.15 and later are affected. Fixed in 6.1.175, 6.6.136, 6.12.83, 6.18.24, 6.19.14, 7.0.1, 7.1-rc1 and their respective stable series.

Affected from

≥ 5.15

Fixed in

✓ 6.1.175 6.1.x ✓ 6.6.136 6.6.x ✓ 6.12.83 6.12.x ✓ 6.18.24 6.18.x ✓ 6.19.14 6.19.x ✓ 7.0.1 7.0.x ✓ 7.1-rc1

References

The following references provide additional information about CVE-2026-43072 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/0185e0494a561edfc482507f9de89c2ad798b33d
Patch
Kernel patch commit
https://git.kernel.org/stable/c/0c1b117f7ba46fb8f6ebc5e0bfe5b58568c301ba
Patch
Kernel patch commit
https://git.kernel.org/stable/c/59ece0d4d1db0cf483c4c51a58691f50ff81d3a2
Patch

7 patch commits total View all on NVD

Details

CVE ID CVE-2026-43072

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2026-05-05

Modified 2026-06-01

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2026-43072?

CVE-2026-43072 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 6.1.175, 6.6.136, 6.12.83 and others. CVE-2026-43072 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2026-43072?

CVE-2026-43072 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-2026-43072?

Yes — CVE-2026-43072 has been patched. Fixed versions include 6.1.175, 6.6.136, 6.12.83 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-2026-43072 actively exploited?

No — CVE-2026-43072 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.