UBUNTU-CVE-2026-72286

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Do not allow intra-host migration/mirroring of SNP VMs The intra-host migration/mirroring feature is not fully implemented for SEV-SNP VMs. The proper migration requires additional SNP-specific state such as...

UBUNTU-CVE-2026-72239

In the Linux kernel, the following vulnerability has been resolved: x86/virt/sev: Revert "Drop WBINVD before setting MSRAMD64SYSCFGSNPEN" Revert 99cf1fb58e68 "x86/virt/sev: Drop WBINVD before setting MSRAMD64SYSCFGSNPEN". Section 8.8 of the SNP spec says: Before invoking SNPINITEX with INITRMP se...

CVE-2026-72286

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Do not allow intra-host migration/mirroring of SNP VMs The intra-host migration/mirroring feature is not fully implemented for SEV-SNP VMs. The proper migration requires additional SNP-specific state such as...

EUVD-2026-59551

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix snpfilterreservedmemregions off-by-one Sashiko notes: regarding the bounds check in snpfilterreservedmemregions called via walkiomemresdesc: does the check if rangelist-numelements 16 + 8 PAGESIZE allow an...

CVE-2026-74404

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix snpfilterreservedmemregions off-by-one Sashiko notes: regarding the bounds check in snpfilterreservedmemregions called via walkiomemresdesc: does the check if rangelist-numelements 16 + 8 PAGESIZE allow an...

CVE-2026-74404

The CVE-2026-74404 issue affects the Linux kernel crypto/ccp path where snp_filter_reserved_mem_regions() bounds check could lead to an off-by-one heap overflow when constructing the iomem reservation descriptor. Specifically, for range_list->num_elements up to 255, (num_elements * 16 + 8) can...

CVE-2026-74404 crypto: ccp - Fix snp_filter_reserved_mem_regions() off-by-one

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix snpfilterreservedmemregions off-by-one Sashiko notes: regarding the bounds check in snpfilterreservedmemregions called via walkiomemresdesc: does the check if rangelist-numelements 16 + 8 PAGESIZE allow an...

CVE-2026-72286 KVM: SEV: Do not allow intra-host migration/mirroring of SNP VMs

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Do not allow intra-host migration/mirroring of SNP VMs The intra-host migration/mirroring feature is not fully implemented for SEV-SNP VMs. The proper migration requires additional SNP-specific state such as...

CVE-2026-72286

The CVE concerns the Linux kernel KVM SEV SNP intra-host migration/mirroring. The vulnerability arises because the intra-host migration/mirroring feature is not fully implemented for SEV-SNP VMs. The migration requires SNP-specific state (guest_req_mutex, guest_req_buf, guest_resp_buf) to be tran...

CVE-2026-72286 KVM: SEV: Do not allow intra-host migration/mirroring of SNP VMs

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Do not allow intra-host migration/mirroring of SNP VMs The intra-host migration/mirroring feature is not fully implemented for SEV-SNP VMs. The proper migration requires additional SNP-specific state such as...

EUVD-2026-59185

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Do not allow intra-host migration/mirroring of SNP VMs The intra-host migration/mirroring feature is not fully implemented for SEV-SNP VMs. The proper migration requires additional SNP-specific state such as...

CVE-2026-72239 x86/virt/sev: Revert "Drop WBINVD before setting MSR_AMD64_SYSCFG_SNP_EN"

In the Linux kernel, the following vulnerability has been resolved: x86/virt/sev: Revert "Drop WBINVD before setting MSRAMD64SYSCFGSNPEN" Revert 99cf1fb58e68 "x86/virt/sev: Drop WBINVD before setting MSRAMD64SYSCFGSNPEN". Section 8.8 of the SNP spec says: Before invoking SNPINITEX with INITRMP se...

CVE-2026-72239

The provided documents describe CVE-2026-72239 as a Linux kernel issue in x86/virt/sev related to SNP (Secure Encrypted Virtualization) handling. The root cause is a prior change: dropping WBINVD before setting MSR_AMD64_SYSCFG_SNP_EN, which is reverted. The SNP specification requires flushing di...

EUVD-2026-59138

In the Linux kernel, the following vulnerability has been resolved: x86/virt/sev: Revert "Drop WBINVD before setting MSRAMD64SYSCFGSNPEN" Revert 99cf1fb58e68 "x86/virt/sev: Drop WBINVD before setting MSRAMD64SYSCFGSNPEN". Section 8.8 of the SNP spec says: Before invoking SNPINITEX with INITRMP se...

PT-2026-72474

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM SEV implementation where intra-host migration and mirroring are not fully supported for SEV-SNP VMs. Proper migration of these VMs requires the transfer or...

CVE-2026-72286: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Do not allow intra-host migration/mirroring of SNP VMs The intra-host migration/mirroring feature is not fully implemented for SEV-SNP VMs. The proper migration requires additional SNP-specific state such as...

PT-2026-72427

In the Linux kernel, the following vulnerability has been resolved: x86/virt/sev: Revert "Drop WBINVD before setting MSR AMD64 SYSCFG SNP EN" Revert 99cf1fb58e68 "x86/virt/sev: Drop WBINVD before setting MSR AMD64 SYSCFG SNP EN". Section 8.8 of the SNP spec says: Before invoking SNP INIT EX with...

CVE-2026-72239: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: x86/virt/sev: Revert "Drop WBINVD before setting MSRAMD64SYSCFGSNPEN" Revert 99cf1fb58e68 "x86/virt/sev: Drop WBINVD before setting MSRAMD64SYSCFGSNPEN". Section 8.8 of the SNP spec says: Before invoking SNPINITEX with INITRMP se...

SUSE CVE-2026-64285

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Pin source page for write when adding CPUID data for SNP guest When populating a guestmemfd instance with the initial CPUID data for an SNP guest, acquire a writable pin on the source page as KVM will write back the...

CVE-2026-64309

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Do not initialize SNP for ioctlSNPCOMMIT Sashiko notes: if SEV initialization fails and KVM is actively running normal VMs, could a userspace process trigger this code path via /dev/sev ioctls e.g., SEVPDHGEN and ze...