Low: Red Hat Security Advisory: virt:rhel and virt-devel:rhel security and bug fix update

An update for the virt:rhel and virt-devel:rhel modules is now available for Red Hat Enterprise Linux 8.6 Extended Update Support. Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contains packages which provide...

Linux kernel security vulnerabilities

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 a forced departure from the nested virtualizer when the KVM:x86 module switches SMM states...

Linux kernel security vulnerabilities

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 the KVM:LAPIC module de-preempting the preemption timer during SETLAPIC...

SUSE CVE-2024-36953

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgicv2parseattr vgicv2parseattr is responsible for finding the vCPU that matches the user-provided CPUID, which of course may not be valid. If the ID is invalid, kvmgetvcpubyid...

UBUNTU-CVE-2021-47389

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: fix missing sevdecommission in sevreceivestart DECOMMISSION the current SEV context if binding an ASID fails after RECEIVESTART. Per AMD's SEV API, RECEIVESTART generates a new guest context and thus needs to be paired...

UBUNTU-CVE-2021-47230

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Immediately reset the MMU context when the SMM flag is cleared Immediately reset the MMU context when the vCPU's SMM flag is cleared so that the SMM flag in the MMU role is always synchronized with the vCPU's flag. If R...

The vulnerability of the kvm_io_bus_unregister_dev() function in the KVM subsystem of Linux operating systems allows a attacker to cause a service failure.

The vulnerability of the kvmiobusunregisterdev function in the KVM subsystem of Linux operating systems is related to errors in pointer assignment during device registration. Exploiting this vulnerability can allow an attacker to cause system failures...

LG webOS Security Vulnerability

LG webOS is a Linux kernel-based operating system for Smart TVs from the South Korean company LG. A security vulnerability exists in LG webOS. An attacker could exploit this vulnerability to execute arbitrary code...

CVE-2023-49794

KernelSU (Kernel-based root solution for Android) versions ≤ 0.7.1 contain a bypass in the kernel module’s apk-path logic. This allows a malicious apk named me.weishu.kernelsu, or one with a package name matching the official KernelSU Manager, to obtain root privileges on the device. Exploitation...

CVE-2023-49794 The logic of get apk path in KernelSU module can be bypassed

KernelSU is a Kernel-based root solution for Android devices. In versions 0.7.1 and prior, the logic of get apk path in KernelSU kernel module can be bypassed, which causes any malicious apk named me.weishu.kernelsu get root permission. If a KernelSU module installed device try to install any not...

kernel: KVM: x86/mmu: race condition in direct_page_fault()

A flaw was found in the Linux kernel in the KVM. A race condition in directpagefault allows guest OS users to cause a denial of service host OS crash or host OS memory corruption when nested virtualization and the TDP MMU are enabled...

DEBIAN-CVE-2023-5090

A flaw was found in KVM. An improper check in svmsetx2apicmsrinterception may allow direct access to host x2apic msrs when the guest resets its apic, potentially leading to a denial of service condition...

Important: Red Hat Security Advisory: virt:rhel security update

An update for the virt:rhel module is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, and Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as havin...

NVIDIA DGX Security Vulnerability

NVIDIA DGX is a high-performance workstation for deep learning applications from NVIDIA. The NVIDIA DGX H100 suffers from a security vulnerability that stems from a security flaw in the KVM service that allows an unauthenticated attacker to cause session token leakage to other users by observing...

spice 安全漏洞

spice is an adaptive telepresence open source protocol used by enterprise virtualized desktop editions. The product is primarily used to connect users to their virtual desktops and is capable of delivering the exact same end-user experience as a physical desktop. A security vulnerability exists i...

Security Bulletin: Multiple Vulnerabilities of Apache HttpClient and Jackson-mapper have affected IBM Tivoli Monitoring for Virtual Environments Agent for Linux Kernel-based Virtual Machines

Summary IBM Tivoli Monitoring for Virtual Environments Agent for Linux Kernel-based Virtual Machines is vulnerable to Apache HttpClient and jackson-mapper as described in 220912, CVE-2020-13956, CVE-2019-10202, CVE-2019-10172. The fix includes upgrading required libraries to latest version...

Security Bulletin: A vulnerability in IBM Java SDK affects IBM Tivoli Monitoring for Virtual Environments Agent for Linux Kernel-based Virtual Machines (CVE-2023-30441)

Summary The security issue described in CVE-2023-30441 has been identified in IBM Tivoli Monitoring for Virtual Environments Agent for Linux Kernel-based Virtual Machines Vulnerability Details CVEID:CVE-2023-30441 DESCRIPTION: IBM Runtime Environment, Java Technology Edition IBMJCEPlus and JSSE...

SUSE CVE-2008-2382

The protocolclientmsg function in vnc.c in the VNC server in 1 Qemu 0.9.1 and earlier and 2 KVM kvm-79 and earlier allows remote attackers to cause a denial of service infinite loop via a certain message...

SUSE CVE-2011-4347

The kvmvmioctlassigndevice function in virt/kvm/assigned-dev.c in the KVM subsystem in the Linux kernel before 3.1.10 does not verify permission to access PCI configuration space and BAR resources, which allows host OS users to assign PCI devices and cause a denial of service host OS crash via a...

SUSE CVE-2017-15306

The kvmvmioctlcheckextension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service NULL pointer dereference and system crash via a KVMCHECKEXTENSION KVMCAPPPCHTM ioctl call to /dev/kvm...