CVE-2026-68454

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Fix handling of AIF enable without AISB When a guest seeks to register IRQs without a summary bit specified, ensure that the associated GAITE then stores 0 for the guest AISB location instead of...

CVE-2026-68454

CVE-2026-68454: In the Linux kernel KVM for s390, the PCI handling of AIF enable without AISB is fixed. When a guest registers IRQs without a summary bit, the GAITE now stores 0 for the guest AISB location instead of using virt_to_phys(page_address(NULL)). This renormalizes AISB location handling...

EUVD-2026-57923

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Fix handling of AIF enable without AISB When a guest seeks to register IRQs without a summary bit specified, ensure that the associated GAITE then stores 0 for the guest AISB location instead of...

CVE-2026-68454 KVM: s390: pci: Fix handling of AIF enable without AISB

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Fix handling of AIF enable without AISB When a guest seeks to register IRQs without a summary bit specified, ensure that the associated GAITE then stores 0 for the guest AISB location instead of...

CVE-2026-68454

KVM: s390: pci: Fix handling of AIF enable without AISB...

PT-2026-51862

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM s390 PCI implementation where the GAIT table is indexed using double-scaling pointer arithmetic. The functions kvm s390 pci aif enable, kvm s390 pci aif disabl...