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CVE-2026-72280

7.1 · HIGH

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Drop bogus WARN for write to ZCR_EL2 It is entirely possible for a guest to write to the ZCR_EL2 sysreg alias w…

Published Aug 15, 2026EPSS 0.19%

Overview

CVE-2026-72280 is a high-severity vulnerability. It was published on August 15, 2026 and has a CVSS 3.1 base score of 7.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

KVM: arm64: nv: Drop bogus WARN for write to ZCR_EL2

It is entirely possible for a guest to write to the ZCR_EL2 sysreg alias

while in a nested context, as it is expected if FEAT_NV2 is advertised

to the L1 hypervisor.

Get rid of the bogus WARN which, since the hyp vectors were installed at

this point, has the effect of a hyp_panic...

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/5000bcae71c869cba6674c326fec2d8ad659ae3aRefgit.kernel.org/stable/c/6561597dba97e3e8479a9919bda172cf43eb902cRefgit.kernel.org/stable/c/7deadbc5dab5b8e2316364603bc6281129c8461cRefgit.kernel.org/stable/c/9f1667098c6ae7ec81a9a56859cfdacb822aa0d0

How CyberStrike helps

Frequently asked questions

What is CVE-2026-72280?

CVE-2026-72280 is a high-severity vulnerability. It was published on August 15, 2026 and has a CVSS 3.1 base score of 7.1 (HIGH).

How severe is CVE-2026-72280?

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-72280?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-72280?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-72280 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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