CVE-2023-20566

Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory integrity...

CVE-2022-23830

CVE-2022-23830 affects AMD SNP/SMM scenarios where SMM configuration may not be immutable as intended, potentially causing a limited loss of guest memory integrity. The connected advisories (AMD security bulletins and SUSE kernel-firmware updates) indicate mitigation through firmware updates (PI ...

CVE-2022-23830

SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss of guest memory integrity...

PT-2023-12740 · Suse · Suse

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided descriptions. Description: The issue concerns a potential limited loss of guest memory integrity due to SMM configuration not being immutable as intended when SNP is enabled...

PT-2023-7412 · Amd +7 · Amd Cpus +7

Name of the Vulnerable Software and Affected Versions: AMD CPUs affected versions not specified Description: The issue concerns improper or unexpected behavior of the INVD instruction in some AMD CPUs, potentially allowing an attacker with a malicious hypervisor to affect cache line write-back...

kernel: KVM: s390: pv: fix index value of replaced ASCE

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pv: fix index value of replaced ASCE The index field of the struct page corresponding to a guest ASCE should be 0. When replacing the ASCE in s390replaceasce, the index of the new ASCE should also be set to 0. Having t...

hw: amd: INVD instruction may lead to a loss of SEV-ES guest machine memory integrity problem

A flaw was found in some of AMD CPU's due to improper or unexpected behavior of the INVD. This issue may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine VM memory integrity...

hw: amd: INVD instruction may lead to a loss of SEV-ES guest machine memory integrity problem

A flaw was found in some of AMD CPU's due to improper or unexpected behavior of the INVD. This issue may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine VM memory integrity...

hw: amd: INVD instruction may lead to a loss of SEV-ES guest machine memory integrity problem

A flaw was found in some of AMD CPU's due to improper or unexpected behavior of the INVD. This issue may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine VM memory integrity...

PT-2023-24813 · Arm +1 · Arm +1

Name of the Vulnerable Software and Affected Versions: Arm affected versions not specified Description: The issue arises from the arithmetics in the cache cleaning and invalidation helpers provided by Arm, which can overflow and result in skipping the cache cleaning/invalidation. This means there...

CVE-2022-23818

Insufficient input validation on the model specific register: VMHSAVEPA may potentially lead to loss of SEV-SNP guest memory integrity...

CVE-2022-23818

Insufficient input validation on the model specific register: VMHSAVEPA may potentially lead to loss of SEV-SNP guest memory integrity...

Xen 安全漏洞

Xen is an open source virtual machine monitor product from the University of Cambridge, UK. The product enables different and incompatible operating systems to run on the same computer and supports migration at runtime to ensure uptime and avoid downtime. A security vulnerability exists in Xen...

SUSE CVE-2007-2893

Heap-based buffer overflow in the bxne2kc::rxframe function in iodev/ne2k.cc in the emulated NE2000 device in Bochs 2.3 allows local users of the guest operating system to write to arbitrary memory locations and gain privileges on the host operating system via vectors that cause TXCNT register...

SUSE CVE-2008-1952

The backend for XenSource Xen Para Virtualized Frame Buffer PVFB in Xen ioemu does not properly restrict the frame buffer size, which allows attackers to cause a denial of service crash by mapping an arbitrary amount of guest memory...

SUSE CVE-2013-1797

Use-after-free vulnerability in arch/x86/kvm/x86.c in the Linux kernel through 3.8.4 allows guest OS users to cause a denial of service host OS memory corruption or possibly have unspecified other impact via a crafted application that triggers use of a guest physical address GPA in 1 movable or 2...

SUSE CVE-2013-1798

The ioapicreadindirect function in virt/kvm/ioapic.c in the Linux kernel through 3.8.4 does not properly handle a certain combination of invalid IOAPICREGSELECT and IOAPICREGWINDOW operations, which allows guest OS users to obtain sensitive information from host OS memory or cause a denial of...

SUSE CVE-2013-1943

The KVM subsystem in the Linux kernel before 3.0 does not check whether kernel addresses are specified during allocation of memory slots for use in a guest's physical address space, which allows local users to gain privileges or obtain sensitive information from kernel memory via a crafted...

SUSE CVE-2014-4021

Xen 3.2.x through 4.4.x does not properly clean memory pages recovered from guests, which allows local guest OS users to obtain sensitive information via unspecified vectors...

SUSE CVE-2015-5261

Heap-based buffer overflow in SPICE before 0.12.6 allows guest OS users to read and write to arbitrary memory locations on the host via guest QXL commands related to surface creation...