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-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...

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...

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...

Multi-vendor BIOS Security Vulnerabilities (August, 2024) - Lenovo Support US

No description provided...

AMD Secure Processor和AMD Secure Encrypted Virtualization 安全漏洞

AMD Secure Encrypted Virtualization and AMD Secure Processor ASP are both products of Ultraviolet Semiconductor AMD, Inc.AMD Secure Encrypted Virtualization is a software application. Hardware-accelerated memory encryption to protect data in use.AMD Secure Processor is a standalone ARM Coretex-A5...

AMD Secure Processor和AMD Secure Encrypted Virtualization 安全漏洞

AMD Secure Encrypted Virtualization and AMD Secure Processor ASP are both products of Ultraviolet Semiconductor AMD, Inc.AMD Secure Encrypted Virtualization is a software application. Hardware-accelerated memory encryption to protect data in use.AMD Secure Processor is a standalone ARM Coretex-A5...

AMD Secure Processor和AMD Secure Encrypted Virtualization 安全漏洞

AMD Secure Encrypted Virtualization and AMD Secure Processor ASP are both products of Ultraviolet Semiconductor AMD, Inc.AMD Secure Encrypted Virtualization is a software application. Hardware-accelerated memory encryption to protect data in use.AMD Secure Processor is a standalone ARM Coretex-A5...

AMD Secure Processor和AMD Secure Encrypted Virtualization 安全漏洞

AMD Secure Encrypted Virtualization and AMD Secure Processor ASP are both products of Ultraviolet Semiconductor AMD, Inc.AMD Secure Encrypted Virtualization is a software application. Hardware-accelerated memory encryption to protect data in use.AMD Secure Processor is a standalone ARM Coretex-A5...

AMD Secure Processor 和 AMD Secure Encrypted Virtualization 安全漏洞

AMD Secure Encrypted Virtualization and AMD Secure Processor ASP are both products of Ultraviolet Semiconductor AMD, Inc.AMD Secure Encrypted Virtualization is a software application. Hardware-accelerated memory encryption to protect data in use.AMD Secure Processor is a standalone ARM Coretex-A5...

AMD Secure Processor和AMD Secure Encrypted Virtualization 安全漏洞

AMD Secure Encrypted Virtualization and AMD Secure Processor ASP are both products of Ultraviolet Semiconductor AMD, Inc.AMD Secure Encrypted Virtualization is a software application. Hardware-accelerated memory encryption to protect data in use.AMD Secure Processor is a standalone ARM Coretex-A5...

AMD Secure Processor和AMD Secure Encrypted Virtualization 安全漏洞

AMD Secure Encrypted Virtualization and AMD Secure Processor ASP are both products of Ultraviolet Semiconductor AMD, Inc.AMD Secure Encrypted Virtualization is a software application. Hardware-accelerated memory encryption to protect data in use.AMD Secure Processor is a standalone ARM Coretex-A5...

kernel: KVM: SEV-ES / SEV-SNP VMGEXIT double fetch vulnerability

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 double fetch race condition vulnerability and invoke the VMGEXIT handler recursively. If an attacker manages to call the handler multiple time...