PT-2026-147118

Mior & Skyfall Break AMD SEV-SNP VMs • CVE-2026-0462: Boot MMIO RMP bypass • CVE-2026-40671: CPU cache key leak • Apply AMD-SB-3059 BIOS/PSP updates Read full Blog: https://t.co/fQJCJoc7Ek sh3llc0d3 shellcode AMD CloudSecurity InfoSec...

CVE-2025-54501

Improper access control on an internal debug interface could allow a high privileged attacker to bypass memory access controls potentially resulting in a loss of SEV-SNP guest memory integrity...

CVE-2025-54501

A vulnerability exists due to improper access control on an internal debug interface, as identified in CVE-2025-54501 . This flaw could allow a high privileged attacker to bypass memory access controls, potentially leading to a loss of SEV-SNP guest memory integrity . The issue is associated with...

CVE-2025-54501

Improper access control on an internal debug interface could allow a high privileged attacker to bypass memory access controls potentially resulting in a loss of SEV-SNP guest memory integrity...

EUVD-2025-211317

Improper access control on an internal debug interface could allow a high privileged attacker to bypass memory access controls potentially resulting in a loss of SEV-SNP guest memory integrity...

CVE-2025-54501: AMD: Improper access control on an internal debug interface could allow a high privileged attacker to bypass memory access…

Improper access control on an internal debug interface could allow a high privileged attacker to bypass memory access controls potentially resulting in a loss of SEV-SNP guest memory integrity...

PT-2026-146009

Improper access control on an internal debug interface could allow a high privileged attacker to bypass memory access controls potentially resulting in a loss of SEV-SNP guest memory integrity...

USN-9043-1 linux-nvidia vulnerabilities

It was discovered that some AMD processors did not properly perform Reverse Map Table RMP checks when the IOMMU accessed certain host buffers. A local attacker with hypervisor access could possibly use this to trigger an out-of-bounds condition and compromise the integrity of SEV-SNP guest memory...

EUVD-2026-123046

Missing Authentication for Critical Function in AMD Secure Encrypted Virtualization SEV firmware could allow a malicious hypervisor to forge SEV-TIO guest request messages potentially compromising SEV-SNP guest memory integrity and confidentiality...

EUVD-2026-123041

An off-by-one error in AMD Secure Encrypted Virtualization SEV firmware could allow an attacker with hypervisor access to corrupt the Reverse Map Table RMP table, potentially resulting in loss of guest memory integrity...

EUVD-2025-211290

Improper validation of unsafe equivalence in input could allow an attacker with high privileges to reclaim the ring buffer queue status page, potentially resulting in loss of guest memory integrity...

EUVD-2025-211289

Expected behavior violation in AMD Secure Encrypted Virtualization SEV firmware could allow a malicious hypervisor to bypass Reverse Map Table RMP protections, potentially resulting in a loss of Secure Encrypted Virtualization-Secure Nested Paging SEV-SNP guest memory integrity...

EUVD-2025-211295

Improper resource reuse in the AMD Secure Encrypted Virtualization SEV firmware could allow an attacker with hypervisor access to write to the Reverse Map Table RMP protected memory, potentially resulting in loss of guest memory integrity...

EUVD-2025-211296

Improper access control within the AMD Secure Encrypted Virtualization SEV firmware could allow an attacker with administrative privileges to tamper with memory, potentially resulting in loss of guest memory integrity...

CVE-2026-0480

Missing Authentication for Critical Function in AMD Secure Encrypted Virtualization SEV firmware could allow a malicious hypervisor to forge SEV-TIO guest request messages potentially compromising SEV-SNP guest memory integrity and confidentiality...

CVE-2026-40669

An off-by-one error in AMD Secure Encrypted Virtualization SEV firmware could allow an attacker with hypervisor access to corrupt the Reverse Map Table RMP table, potentially resulting in loss of guest memory integrity...

CVE-2025-62621

Expected behavior violation in AMD Secure Encrypted Virtualization SEV firmware could allow a malicious hypervisor to bypass Reverse Map Table RMP protections, potentially resulting in a loss of Secure Encrypted Virtualization-Secure Nested Paging SEV-SNP guest memory integrity...

CVE-2025-62620

Improper validation of unsafe equivalence in input could allow an attacker with high privileges to reclaim the ring buffer queue status page, potentially resulting in loss of guest memory integrity...

CVE-2025-52535

Improper resource reuse in the AMD Secure Encrypted Virtualization SEV firmware could allow an attacker with hypervisor access to write to the Reverse Map Table RMP protected memory, potentially resulting in loss of guest memory integrity...

CVE-2025-52537

Improper access control within the AMD Secure Encrypted Virtualization SEV firmware could allow an attacker with administrative privileges to tamper with memory, potentially resulting in loss of guest memory integrity...