CVE-2026-98466KVM: arm64: Transfer the hyp stack pages out of the host stage-2
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Transfer the hyp stack pages out of the host stage-2 fix_host_ownership() walks only the linear-map alias of each memblock region, and the per-CPU hyp stack, mapped in the private VA range for its guard page, has none. Walk each stack's VA range with the same walker.
- CVSS
- Not yet scored
- 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 18, 2026
- First seen by InfoSec Signals
- Oct 18, 2026
Affected products
Linux Linux linux:linux (from the name) | from 1a919b17ef012ca0572bae759c27e5ea02bfb47f before e5dd2a91a7ae3a276e6d79806127e923936e241b; from 1a919b17ef012ca0572bae759c27e5ea02bfb47f before 22df195bff84300a3f04813d6148765c77ac565a; from 1a919b17ef012ca0572bae759c27e5ea02bfb47f before 3a8c562892b96f35bba1e00d5e455a15963bbb92 | CNA record |
References
- https://git.kernel.org/stable/c/e5dd2a91a7ae3a276e6d79806127e923936e241b
- https://git.kernel.org/stable/c/22df195bff84300a3f04813d6148765c77ac565a
- https://git.kernel.org/stable/c/3a8c562892b96f35bba1e00d5e455a15963bbb92
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.