CVE-2025-29946

Insufficient or Incomplete Data Removal in Hardware Component in SEV firmware doesn't fully flush IOMMU. This can potentially lead to a loss of confidentiality and integrity in guest memory...

Ubuntu 22.04 LTS : Linux kernel (GCP) vulnerabilities (USN-8031-1)

"The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8031-1 advisory. It was discovered that improper initialization of CPU cache memory could allow a local attacker with hypervisor access to overwrite SEV-SNP guest memory...

USN-8031-1: Linux kernel (GCP) vulnerabilities

It was discovered that improper initialization of CPU cache memory could allow a local attacker with hypervisor access to overwrite SEV-SNP guest memory resulting in loss of data integrity. CVE-2024-36331 Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Köpf, Stavros Volos, and Flavien Solt...

USN-8028-2 linux-realtime-6.8 vulnerabilities

It was discovered that improper initialization of CPU cache memory could allow a local attacker with hypervisor access to overwrite SEV-SNP guest memory resulting in loss of data integrity. CVE-2024-36331 Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Köpf, Stavros Volos, and Flavien Solt...

USN-8028-2: Linux kernel (Real-time) vulnerabilities

It was discovered that improper initialization of CPU cache memory could allow a local attacker with hypervisor access to overwrite SEV-SNP guest memory resulting in loss of data integrity. CVE-2024-36331 Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Köpf, Stavros Volos, and Flavien Solt...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-8028-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8028-1 advisory. It was discovered that improper initialization of CPU cache memory could allow a local attacker with hypervisor access to overwrite SEV-SNP guest memory...

CVE-2025-48517

Insufficient Granularity of Access Control in SEV firmware could allow a privileged user with a malicious hypervisor to create a SEV-ES guest with an ASID in the range meant for SEV-SNP guests potentially resulting in a partial loss of confidentiality...

CVE-2025-0031

A use after free in the SEV firmware could allow a malicous hypervisor to activate a migrated guest with the SINGLESOCKET policy on a different socket than the migration agent potentially resulting in loss of integrity...

CVE-2025-0029

Improper handling of error condition during host-induced faults can allow a local high-privileged attack to selectively drop guest DMA writes, potentially resulting in a loss of SEV-SNP guest memory integrity...

CVE-2025-0031

A use after free in the SEV firmware could allow a malicous hypervisor to activate a migrated guest with the SINGLESOCKET policy on a different socket than the migration agent potentially resulting in loss of integrity...

UBUNTU-CVE-2025-29946

Insufficient or Incomplete Data Removal in Hardware Component in SEV firmware doesn't fully flush IOMMU. This can potentially lead to a loss of confidentiality and integrity in guest memory...

UBUNTU-CVE-2025-0031

A use after free in the SEV firmware could allow a malicous hypervisor to activate a migrated guest with the SINGLESOCKET policy on a different socket than the migration agent potentially resulting in loss of integrity...

CVE-2025-29946

Insufficient or Incomplete Data Removal in Hardware Component in SEV firmware doesn't fully flush IOMMU. This can potentially lead to a loss of confidentiality and integrity in guest memory...

CVE-2025-0029

Improper handling of error condition during host-induced faults can allow a local high-privileged attack to selectively drop guest DMA writes, potentially resulting in a loss of SEV-SNP guest memory integrity...

CVE-2025-0029

Improper handling of error condition during host-induced faults can allow a local high-privileged attack to selectively drop guest DMA writes, potentially resulting in a loss of SEV-SNP guest memory integrity...

CVE-2025-0031

A use after free in the SEV firmware could allow a malicous hypervisor to activate a migrated guest with the SINGLESOCKET policy on a different socket than the migration agent potentially resulting in loss of integrity...

CVE-2025-0031

CVE-2025-0031 describes a use-after-free in the AMD SEV firmware that could allow a malicious hypervisor to activate a migrated guest with the SINGLE_SOCKET policy on a different socket than the migration agent, potentially resulting in loss of integrity. Affected component: SEV firmware. Root ca...

CVE-2025-0031

A use after free in the SEV firmware could allow a malicous hypervisor to activate a migrated guest with the SINGLESOCKET policy on a different socket than the migration agent potentially resulting in loss of integrity...

CVE-2025-48517

CVE-2025-48517 concerns AMD SEV firmware where insufficient granularity of access control could let a privileged attacker with a malicious hypervisor create a SEV-ES guest using an ASID reserved for SEV-SNP guests, potentially causing partial confidentiality loss. Reported across multiple sources...

CVE-2025-29948

Improper access control in AMD Secure Encrypted Virtualization SEV firmware could allow a malicious hypervisor to bypass RMP protections, potentially resulting in a loss of SEV-SNP guest memory integrity...