High 7.1Published Aug 15, 2026

CVE-2026-72280KVM: arm64: nv: Drop bogus WARN for write to ZCR_EL2

Updated under an hour ago (2026-10-19 06:20 UTC)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

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...

CVSS: 7.1 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Received
Record last updated: Oct 16, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 0cfc85b8f5cf3b77463d61542191c75ba0cc3a5f before 6561597dba97e3e8479a9919bda172cf43eb902c; from 0cfc85b8f5cf3b77463d61542191c75ba0cc3a5f before 5000bcae71c869cba6674c326fec2d8ad659ae3a; from 0cfc85b8f5cf3b77463d61542191c75ba0cc3a5f before 7deadbc5dab5b8e2316364603bc6281129c8461c; from 0cfc85b8f5cf3b77463d61542191c75ba0cc3a5f before 9f1667098c6ae7ec81a9a56859cfdacb822aa0d0	CNA record

References

https://git.kernel.org/stable/c/6561597dba97e3e8479a9919bda172cf43eb902c
https://git.kernel.org/stable/c/5000bcae71c869cba6674c326fec2d8ad659ae3a
https://git.kernel.org/stable/c/7deadbc5dab5b8e2316364603bc6281129c8461c
https://git.kernel.org/stable/c/9f1667098c6ae7ec81a9a56859cfdacb822aa0d0

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.