CVE-2026-98653 KVM: s390: Fix _gaccess_shadow_fault()

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix gaccessshadowfault In some circumstances, it is possible that the page of nested guest memory that is being shadowed is not present at all in the parent guest gmap. datentrywalk will not find any leaf entry and...

CVE-2026-98653

The Linux kernel contains a vulnerability within the KVM s390 subsystem. Specifically, in certain circumstances, a page of nested guest memory being shadowed may be missing from the parent guest gmap . This causes dat_entry_walk() to fail to find a leaf entry and return -ENOENT , which is then er...

EUVD-2026-103567

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix gaccessshadowfault In some circumstances, it is possible that the page of nested guest memory that is being shadowed is not present at all in the parent guest gmap. datentrywalk will not find any leaf entry and...

CVE-2026-72293: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: vsie: Add missing radixtreepreload in gaccessshadowfault Add missing radixtreepreload in gaccessshadowfault to guarantee forward progress. The core of gaccessshadowfault has been split into gaccessshadowfault in order ...