Important: Red Hat Security Advisory: Red Hat Enterprise Linux AI 3.4.5 security update

Updated Red Hat Enterprise Linux AI 3.4.5 container disk images are now available. Red Hat® Enterprise Linux® AI is a foundation model platform to seamlessly develop, test, and run Granite family large language models LLMs for enterprise applications. This update provides the latest Red Hat...

Important: Red Hat Security Advisory: Red Hat Enterprise Linux AI 3.3.7 security update

Updated Red Hat Enterprise Linux AI 3.3.7 container disk images are now available. Red Hat® Enterprise Linux® AI is a foundation model platform to seamlessly develop, test, and run Granite family large language models LLMs for enterprise applications. This update provides the latest Red Hat...

Important: Red Hat Security Advisory: OpenShift Virtualization v4.14 Images

Red Hat OpenShift Virtualization release v4.14 is now available with updates to packages and images that fix several bugs and add enhancements. OpenShift Virtualization is Red Hat's virtualization solution designed for Red Hat OpenShift Container Platform. This advisory contains OpenShift...

Important: Red Hat Security Advisory: OpenShift Virtualization v4.16 Images

Red Hat OpenShift Virtualization release v4.16 is now available with updates to packages and images that fix several bugs and add enhancements. OpenShift Virtualization is Red Hat's virtualization solution designed for Red Hat OpenShift Container Platform. This advisory contains OpenShift...

Important: Red Hat Security Advisory: OpenShift Virtualization v4.21 Images

Red Hat OpenShift Virtualization release v4.21 is now available with updates to packages and images that fix several bugs and add enhancements. OpenShift Virtualization is Red Hat's virtualization solution designed for Red Hat OpenShift Container Platform. This advisory contains OpenShift...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Make ICCSGIEL1 undef in the absence of a vGICv3 On a system with a GICv3, if a guest has not been configured with a GICv3, and the host is not capable of emulating GICv2, writing to any of the ICCSGIEL1 registers will...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

A issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x8664 lacks consistency checks for CR0 and CR4...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Disabling Intel PT virtualization guest/host mode is enabled by default under CONFIGBROKEN. This means that KVM’s ptmode module parameter is set to BROKEN by default, thereby disabling support for virtualizing Intel PT...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Resets the IRTE to host control if the new route cannot be posted. Restores an IRTE back to host control either remapped or in MSI mode if the new GSI route prevents direct posting of the IRQ to a vCPU, regardless of th...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Do not recheck L1 intercepts when completing userspace I/O When completing emulation of instructions that generate a userspace exit for I/O, do not recheck L1 intercepts since KVM has already completed that phase of...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: KVM: SVM: Obtain source vCPUs from the source VM for SEV-ES intrahost migration Fixed a bug where KVM attempts to retrieve source vCPUs from the destination VM during intrahost migration. Retrieving the wrong vCPU not only hal...

Astra Linux – Vulnerability in Linux

The file arch/powerpc/kvm/book3srtas.c in the Linux kernel, as of version 5.13.5 on the PowerPC platform, allows KVM guest OS users to cause memory corruption in the host OS through rtasargs.nargs, also known as CID-f62f3c20647e...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel through version 5.9.1, as used with Xen up to version 4.14.x. The file drivers/xen/events/eventsbase.c allows for the removal of event channels during the event-handling loop a race condition. This can lead to a use-after-free or NULL pointer...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: “PCI/IOV: Add PCI rescan-remove locking when enabling/disabling SR-IOV” This fix reverts to commit 05703271c3cd “PCI/IOV: Add PCI rescan-remove locking when enabling/disabling SR-IOV”, which caused a deadlock by recursively takin...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: KVM: VMX: Fixed a crash caused by uninitialized currentvmcs. KVM enables “Enlightened VMCS” and “Enlightened MSR Bitmap” when running as a nested hypervisor on top of Hyper-V. When the MSR bitmap is updated, the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qedf: Add stagwork to all the vports A call trace was observed when creating NPIV ports. Only 32 out of 64 ports are shown as online. The stagwork was not initialized for the vports; therefore, it needs to be initialized...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: x86 – Handling of SRCU initialization failures during page track initialization Check the return value of initsrcustruct, which may fail due to OOM conditions when initializing the page track mechanism. Lack of checking lead...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM – Use kzalloc for SEV ioctl interfaces to prevent kernel data leaks. For some SEV ioctl interfaces, the length parameter passed may be less than or equal to SEVFWBLOBMAXSIZE, but larger than the data returned by the PSP...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: Always flush the async PF workqueue when a vCPU is being destroyed. Whenever a vCPU clears its completion queue, i.e., when a VM and all its vCPUs are being destroyed, the async PF workqueue must always be flushed. KVM must...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ignore -EBUSY when checking nested events from vcpublock Ignore -EBUSY when checking nested events after exiting a blocking state. This applies when L2 is active; exiting to userspace will typically result in a spurious...