cybercrime.clubhttps://cybercrime.club/tags/virtualization/Infrastructure security news for people who build infrastructure.Hugo -- gohugo.ioen-usWed, 30 Sep 2026 11:05:26 -0400CVE-2026-89775: KVM/arm64 Nested-Virtualization Bug Gives Guests Read-Write Access to Host Kernel Memoryhttps://cybercrime.club/posts/linux-kvm-arm64-cve-2026-89775-guest-to-host-escape-nested-virtualization/Wed, 30 Sep 2026 11:05:26 -0400https://cybercrime.club/posts/linux-kvm-arm64-cve-2026-89775-guest-to-host-escape-nested-virtualization/A type-truncation bug in KVM/arm64's stage-1 page-table walk lets a guest keep a writable mapping to a freed host kernel page, enabling guest-to-host escape on ARM64 hosts with nested virtualization enabled.vulnerabilities