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CVE PROGRAM SOURCE RECORD8.2 High

CVE-2026-98466

KVM: arm64: Transfer the hyp stack pages out of the host stage-2

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Status
Published
Published
Updated
Assigning organization
Linux

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 1a919b17ef012ca0572bae759c27e5ea02bfb47f to < e5dd2a91a7ae3a276e6d79806127e923936e241baffected
  • 1a919b17ef012ca0572bae759c27e5ea02bfb47f to < 22df195bff84300a3f04813d6148765c77ac565aaffected
  • 1a919b17ef012ca0572bae759c27e5ea02bfb47f to < 3a8c562892b96f35bba1e00d5e455a15963bbb92affected

Linux Linux

Default version status: affected

  • 5.19affected
  • 0 to < 5.19unaffected
  • 6.18.55 to ≤ 6.18.*unaffected
  • 7.2.9 to ≤ 7.2.*unaffected
  • 7.3 to ≤ *unaffected

References