CVE-2026-72280
7.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Summary
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…
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 0cfc85b8f5cf3b77463d61542191c75ba0cc3a5f < 6561597dba97e3e8479a9919bda172cf43eb902c | affected |
| Linux | Linux | 0cfc85b8f5cf3b77463d61542191c75ba0cc3a5f < 5000bcae71c869cba6674c326fec2d8ad659ae3a | affected |
| Linux | Linux | 0cfc85b8f5cf3b77463d61542191c75ba0cc3a5f < 7deadbc5dab5b8e2316364603bc6281129c8461c | affected |
| Linux | Linux | 0cfc85b8f5cf3b77463d61542191c75ba0cc3a5f < 9f1667098c6ae7ec81a9a56859cfdacb822aa0d0 | affected |
| Linux | Linux | 6.11 | affected |
| Linux | Linux | 0 < 6.11 | unaffected |
| Linux | Linux | 6.12.97 <= 6.12.* | unaffected |
| Linux | Linux | 6.18.40 <= 6.18.* | unaffected |
| Linux | Linux | 7.1.5 <= 7.1.* | unaffected |
| Linux | Linux | 7.2 <= * | unaffected |
Weaknesses
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
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