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...

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...