Linux Distros Unpatched Vulnerability : CVE-2023-4155

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in KVM AMD Secure Encrypted Virtualization SEV in the Linux kernel. A KVM guest using SEV-ES or SEV-SNP with multiple vCPUs can trigger a doubl...

Linux Distros Unpatched Vulnerability : CVE-2022-0171

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the Linux kernel. The existing KVM SEV API has a vulnerability that allows a non-root host user-level application to crash the host kernel b...

CLSA-2025-1740470330 linux-firmware: Fix of 2 CVEs

Update AMD SEV CPU firmware to address CVE-2023-31356, CVE-2023-20584...

CLSA-2025-1739965377 linux-firmware: Fix of 2 CVEs

Update AMD SEV CPU firmware to address CVE-2023-31356, CVE-2023-20584...

AMD Server Processor 安全漏洞

AMD Server Processor is a processor product for the server market from UltraMicro Semiconductor AMD that is primarily used in data centers, cloud computing, and high-performance computing. A security vulnerability exists in AMD Server Processor that stems from the improper handling of invalid...

AMD Server Processor Vulnerabilities – February 2025

AMD ID: AMD-SB-3009 Potential Impact: Varies by CVE, see descriptions below Severity: Varies by CVE, see descriptions below Summary Potential vulnerabilities in the AMD Secure Processor ASP, AMD Secure Encrypted Virtualization SEV, AMD Secure Encrypted Virtualization – Secure Nested Paging SEV-SN...

[SECURITY] Fedora 41 Update: rust-sevctl-0.6.0-4.fc41

Administrative utility for AMD SEV...

UBUNTU-CVE-2024-56161

Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious CPU microcode resulting in loss of confidentiality and integrity of a confidential guest running under AMD SEV-SNP...

Cache-based Side-Channel Attack Against SEV

AMD ID: AMD-SB-3010 Potential Impact: N/A Severity: N/A Summary AMD has received a report from researchers at National Taiwan University detailing cache-based side-channel attacks against Secure Encrypted Virtualization SEV. 2025-06-03 Update: A subsequent report of the same attacks was received...

HPESBHF04774 rev.1 - Certain HPE ProLiant Servers using AMD 3rd Generation and 4th Generation EPYC Processors, AMD-SB-3015, Undermining Integrity Features of SEV-SNP with Memory Aliasing (BadRAM)

Potential Security Impact: Local: Compromise of System Integrity SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE ProLiant DL145 Gen11 - Prior to v1.40 HPE ProLiant DL325 Gen11 Server - Prior to v2.30 HPE ProLiant DL345 Gen11 Server - Prior to v2.30 HPE ProLiant DL365 Gen11...

PT-2025-30869

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.15.0-smp-DEV 2 Description The Linux kernel contained a flaw within the KVM component, specifically related to Secure Encrypted Virtualization SEV and Secure Encrypted Virtualization-Encrypted State SEV-ES. The...

PT-2026-7453

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...

PT-2026-7455

Improper Prevention of Lock Bit Modification in SEV firmware could allow a privileged attacker to downgrade firmware potentially resulting in a loss of integrity...

OESA-2024-2550 linux-firmware security update

This package contains firmware images required by some devices. Security Fixes: IOMMU improperly handles certain special address ranges with invalid device table entries DTEs, which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in...

PT-2024-10062

Name of the Vulnerable Software and Affected Versions AMD Secure Processor ASP affected versions not specified Description The issue is related to a security flaw in AMD's Secure Encrypted Virtualization SEV that allows attackers to bypass SEV protections and access encrypted memory regions. This...

kernel: hw:amd: Incomplete system memory cleanup in SEV firmware corrupt guest private memory

A flaw was found in hw in the SNP-SEV firmware. This flaw could allow a privileged attacker to corrupt a guest's private memory, potentially resulting in the loss of data integrity of the guest...

kernel: hw:amd:IOMMU improperly handles certain special address leading to a loss of guest integrity

A flaw was found in the way AMD IOMMU handles certain special address ranges with invalid device table entries DTEs, which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an incorrect method being invoked when starting the SEV virtual machine...

UBUNTU-CVE-2024-43874

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix null pointer dereference in sevsnpshutdownlocked Fix a null pointer dereference induced by DEBUGTESTDRIVERREMOVE. Return from sevsnpshutdownlocked if the pspdevice or the sevdevice structs are not initialized...

SUSE CVE-2023-31356

Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity...