Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: tap: NULL pointer derefence in devparseheaderprotocol when skb-dev is null CVE-2022-50073 In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Treat NX as a valid SPTE bit for NPT...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: xsk: Fix race condition in AFXDP generic RX path CVE-2025-37920 In the Linux kernel, the following vulnerability has been resolved: virtio: break and reset virtio devices on deviceshutdown CVE-2025-38064 In the...

Linux Distros Unpatched Vulnerability : CVE-2021-47277

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - kvm: avoid speculation-based attacks from out-of-range memslot accesses KVM's mechanism for accessing guest memory translates a guest physical address gpa to a...

Linux Distros Unpatched Vulnerability : CVE-2025-23141

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Acquire SRCU in KVMGETMPSTATE to protect guest memory accesses Acquire a lock on...

Linux Distros Unpatched Vulnerability : CVE-2022-50228

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0 Don't BUG/WARN on interrupt injection due to GIF being cleared, since it's trivial for userspac...

Linux Distros Unpatched Vulnerability : CVE-2019-6974

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel before 4.20.8, kvmioctlcreatedevice in virt/kvm/kvmmain.c mishandles reference counting because of a race condition, leading to a...

Linux Distros Unpatched Vulnerability : CVE-2017-12188

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - arch/x86/kvm/mmu.c in the Linux kernel through 4.13.5, when nested virtualisation is used, does not properly traverse guest pagetable entries to resolve a guest...

Linux Distros Unpatched Vulnerability : CVE-2017-7518

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the Linux kernel before version 4.12 in the way the KVM module processed the trap flagTF bit in EFLAGS during emulation of the syscall...

Linux Distros Unpatched Vulnerability : CVE-2020-36313

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in the Linux kernel before 5.7. The KVM subsystem allows out-of-range access to memslots after a deletion, aka CID-0774a964ef56. This...

Linux Distros Unpatched Vulnerability : CVE-2021-4032

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability was found in the Linux kernel's KVM subsystem in arch/x86/kvm/lapic.c kvmfreelapic when a failure allocation was detected. In this flaw the KVM...

Linux Distros Unpatched Vulnerability : CVE-2019-19332

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An out-of-bounds memory write issue was found in the Linux Kernel, version 3.13 through 5.4, in the way the Linux kernel's KVM hypervisor handled the...

Linux Distros Unpatched Vulnerability : CVE-2018-10901

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in Linux kernel's KVM virtualization subsystem. The VMX code does not restore the GDT.LIMIT to the previous host value, but instead sets it to...

Linux Distros Unpatched Vulnerability : CVE-2022-49774

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Fix eventfd error handling in kvmxeneventfdassign Should not call eventfdctxpu...

Linux Distros Unpatched Vulnerability : CVE-2022-50224

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: x86/mmu: Treat NX as a valid SPTE bit for NPT Treat the NX bit as valid when using NPT, as KVM will set the NX bit when the NX huge page mitigation is...

Linux Distros Unpatched Vulnerability : CVE-2021-43056

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in the Linux kernel for powerpc before 5.14.15. It allows a malicious KVM guest to crash the host, when the host is running on Power8, d...

Linux Distros Unpatched Vulnerability : CVE-2025-38351

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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-...

Linux Distros Unpatched Vulnerability : CVE-2021-3653

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the KVM's AMD code for supporting SVM nested virtualization. The flaw occurs when processing the VMCB virtual machine control block provided...

Moderate: Red Hat Security Advisory: virt:rhel and virt-devel:rhel security update

An update for the virt:rhel and virt-devel:rhel module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is availab...

RHEL 8 : virt:rhel and virt-devel:rhel (RHSA-2025:12527)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:12527 advisory. Kernel-based Virtual Machine KVM offers a full virtualization solution forLinux on numerous hardware platforms. The virt:rhel module contains...

Linux Distros Unpatched Vulnerability : CVE-2019-7221

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The KVM implementation in the Linux kernel through 4.20.5 has a Use-after-Free. CVE-2019-7221 Note that Nessus relies on the presence of the package as reported...