Linux Distros Unpatched Vulnerability : CVE-2026-80853

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Allocate full pages for DE,ENCRYPT ops on SNP-enabled hosts When de,encrypting...

SUSE CVE-2026-80853

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Allocate full pages for DE,ENCRYPT ops on SNP-enabled hosts When de,encrypting memory of an SEV or SEV-ES guest on an SNP-enabled host via a temporary buffer, allocate a full 4KiB page for the buffer to ensure the page...

CVE-2026-80853

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Allocate full pages for DE,ENCRYPT ops on SNP-enabled hosts When de,encrypting memory of an SEV or SEV-ES guest on an SNP-enabled host via a temporary buffer, allocate a full 4KiB page for the buffer to ensure the page...

CVE-2026-80853 KVM: SEV: Allocate full pages for {DE,EN}CRYPT ops on SNP-enabled hosts

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Allocate full pages for DE,ENCRYPT ops on SNP-enabled hosts When de,encrypting memory of an SEV or SEV-ES guest on an SNP-enabled host via a temporary buffer, allocate a full 4KiB page for the buffer to ensure the page...

EUVD-2026-71303

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Allocate full pages for DE,ENCRYPT ops on SNP-enabled hosts When de,encrypting memory of an SEV or SEV-ES guest on an SNP-enabled host via a temporary buffer, allocate a full 4KiB page for the buffer to ensure the page...

CVE-2026-80853

CVE-2026-80853 affects the Linux kernel KVM subsystem on SNP-enabled hosts . When KVM performs {de,en}crypt operations for an SEV or SEV-ES guest, it used a sub-page allocation for its temporary buffer. On SNP platforms, pages written by firmware are temporarily transferred to Firmware ownership ...

CVE-2026-80853 KVM: SEV: Allocate full pages for {DE,EN}CRYPT ops on SNP-enabled hosts

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Allocate full pages for DE,ENCRYPT ops on SNP-enabled hosts When de,encrypting memory of an SEV or SEV-ES guest on an SNP-enabled host via a temporary buffer, allocate a full 4KiB page for the buffer to ensure the page...

CVE-2026-80853: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Allocate full pages for DE,ENCRYPT ops on SNP-enabled hosts When de,encrypting memory of an SEV or SEV-ES guest on an SNP-enabled host via a temporary buffer, allocate a full 4KiB page for the buffer to ensure the page...

PT-2026-85731

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Allocate full pages for DE,ENCRYPT ops on SNP-enabled hosts When de,encrypting memory of an SEV or SEV-ES guest on an SNP-enabled host via a temporary buffer, allocate a full 4KiB page for the buffer to ensure the page...

Astra Linux – Vulnerability in Linux 5.10

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 specification states: Before invoking SNPINITEX with...

SUSE 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-2026-72239

A flaw was found in the Linux kernel, specifically within the Secure Encrypted Virtualization-Secure Nested Paging SEV-SNP feature. This vulnerability involves a timing issue, or race condition, during the process of clearing processor caches. If not handled correctly, this can lead to a situatio...

Linux Distros Unpatched Vulnerability : CVE-2026-72239

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: x86/virt/sev: Revert Drop WBINVD before setting MSRAMD64SYSCFGSNPEN Revert 99cf1fb58e68...

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-2026-72239

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...

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-2026-72239

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...

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 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...

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...