CVE-2026-80873

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Write ESREL2 for injected nested SError exceptions kvminjectel2exception writes ESREL2 for synchronous exceptions but not for SError. enterexception64 does not write ESRELx for any exception type, so the construct...

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...

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

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 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...

KVM: x86/mmu: WARN and clear role.invalid when creating a child shadow page

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Linux Distros Unpatched Vulnerability : CVE-2026-80891

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: s390: pci: Validate AIBV and AISB before pinning guest pages The AIBV holds one bit per MSI-X vector for a given function. The size of the bit vector is...

CVE-2026-80891: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Validate AIBV and AISB before pinning guest pages The AIBV holds one bit per MSI-X vector for a given function. The size of the bit vector is derived from the NOI and the AIBVO. If the size of the AIBV exceeds a...

The vulnerability of the `mark_page_dirty_in_slot()` function in the `virt/kvm/kvm_main.c` module of the Kernel-based Virtual Machine (KVM) virtualization subsystem of the Linux operating system allows a malicious actor to trigger a service failure.

The vulnerability of the markpagedirtyinslot function in the virt/kvm/kvmmain.c file of the Kernel-based Virtual Machine KVM subsystem of the Linux operating system is related to improper memory release memory leak. Exploiting this vulnerability may allow a remote attacker to cause a service...

CVE-2026-80873: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Write ESREL2 for injected nested SError exceptions kvminjectel2exception writes ESREL2 for synchronous exceptions but not for SError. enterexception64 does not write ESRELx for any exception type, so the construct...

Unbreakable Enterprise kernel security update

6.12.0-206.104.3.3 - inet: frags: strip GSO state from fragments before reassembly Xinyang Ge Orabug: 39974840 CVE-2026-80590 6.12.0-206.104.3.2 - KVM: x86: Cancel delayed I/O APIC EOI handling before destroying vCPUs Weiming Shi Orabug: 39931938 CVE-2026-74517 - tcp: challenge ACK for non-exact...

Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2026-500249)

The remote Oracle Linux 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-500249 advisory. - inet: frags: strip GSO state from fragments before reassembly Xinyang Ge Orabug: 39974835 CVE-2026-80590 - KVM: x86/mmu: Stop needlessly making...

Linux Distros Unpatched Vulnerability : CVE-2026-80726

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: x86/mmu: WARN and clear role.invalid when creating a child shadow page Explicitly clear role.invalid when deriving a child shadow page's role from its pare...

The vulnerabilities of the functions __kvm_at_s12() and __kvm_find_s1_desc_level() in the module arch/arm64/kvm/at.c of the Linux operating system allow attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the functions kvmats12 and kvmfinds1desclevel in the arch/arm64/kvm/at.c module of the Linux operating system is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, an...

The vulnerability of the kvm_reset_dirty_gfn() function in the virt/kvm/dirty_ring.c module of the Kernel-based Virtual Machine (KVM) virtualization subsystem of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the kvmresetdirtygfn function in the virt/kvm/dirtyring.c module of the Kernel-based Virtual Machine KVM virtualization subsystem of the Linux operating system is related to integer overflow or cyclic shift vulnerabilities. Exploiting this vulnerability could allow an attacke...

Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2026-500248)

The remote Oracle Linux 10 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-500248 advisory. - inet: frags: strip GSO state from fragments before reassembly Xinyang Ge Orabug: 39974840 CVE-2026-80590 - KVM: x86: Cancel delayed I/O APIC E...

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...

PT-2026-85792

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Write ESR EL2 for injected nested SError exceptions kvm inject el2 exception writes ESR EL2 for synchronous exceptions but not for SError. enter exception64 does not write ESR ELx for any exception type, so the...