Low: Red Hat Enhancement Advisory: OpenShift Virtualization 4.19.14 Images

Red Hat OpenShift Virtualization release 4.19.14 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...

RISC-V: KVM: Teardown riscv specific bits after kvm_exit

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drm/amdgpu: Replace Mutex with Spinlock for RLCG register access to avoid Priority Inversion in SRIOV

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Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988997)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988997 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Always make an attempt to map eVMCS after migration When enlightened VMCS is in use an...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988779)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988779 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: make apf token non-zero to fix bug In current async pagefault logic, when a page is...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989688)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989688 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdkfd: Fix kernel panic when reset failed and been triggered again In SRIOV configuratio...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989947)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989947 advisory. In the Linux kernel, the following vulnerability has been resolved: sfc: fix use after free when disabling sriov Use after free is detected by kfence when disabling...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988824)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988824 advisory. 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 MM...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989676)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989676 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix gart.bo pincount leak gmcv9,100gartdisable isn't called matched with correspoding...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989806)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989806 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Forcibly leave nested virt when SMM state is toggled Forcibly leave nested virtualizati...

Linux Kernel Heap Buffer Overflow DoS

The vulnerability of the kvmvcpuwriteguest function in the Linux operating system is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to trigger a service failure...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988689)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988689 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: Don't null dereference ops-destroy A KVM device cleanup happens in either of two callbacks: ...

CVE-2025-54327

An issue was discovered in VTS in Samsung Mobile Processor and Wearable Processor Exynos 1280, 2200, 1380, W920, W930, W1000. Improper input validation in the VTS driver leads to an arbitrary write...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: KVM: Allow the CPU to reschedule while setting per-page memory attributes. When running a SEV-SNP guest with a sufficiently large amount of memory 1TB+, the host may experience CPU soft lockups when performing an operation in...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/hyper-v: Skip non-canonical addresses during PV TLB flush In KVM guests with Hyper-V hypercalls enabled, the hypercalls HVCALLFLUSHVIRTUALADDRESSLIST and HVCALLFLUSHVIRTUALADDRESSLISTEX allow a guest to request...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: KVM: x86/xen – Fixed the cleanup logic in the emulation of Xen schedop poll hypercalls. In kvmxenschedoppoll, the kmallocarray function is called when a VM polls the host for more than one event channel nrports 1. After the...

UBUNTU-CVE-2025-58149

When passing through PCI devices, the detach logic in libxl won't remove access permissions to any 64bit memory BARs the device might have. As a result a domain can still have access any 64bit memory BAR when such device is no longer assigned to the domain. For PV domains the permission leak allo...

CVE-2025-58149

The Xen hypervisor is affected by a vulnerability where the libxl detach logic fails to remove access permissions for 64-bit memory BARs when PCI devices are detached. This allows a domain to retain access to memory from a device no longer assigned to it. In PV domains , this leak allows the doma...

PT-2025-44620

Name of the Vulnerable Software and Affected Versions libxl affected versions not specified Description The detach logic in libxl does not remove access permissions to 64-bit memory BARs when passing through PCI devices. This can allow a domain to retain access to these memory BARs even after the...

Ubuntu 18.04 LTS : Linux kernel (KVM) vulnerabilities (USN-7854-1)

"The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7854-1 advisory. Jean-Claude Graf, Sandro Regge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation betwe...