Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: KVM: x86 – Reject Hyper-V’s SENDIPI hypercalls if the local APIC is not part of the kernel. Advertise support for Hyper-V’s SENDIPI and SENDIPIEX hypercalls only if the local API is emulated/virtualized by KVM. Explicitly reje...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free of encap entry in neigh update handler CVE-2021-47247 In the Linux kernel, the following vulnerability has been resolved: i2c: dev: check return value when calling devsetname...

virt-v2v bug fix update

An update is available for virt-v2v. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The virt-v2v package provides a tool for converting virtual machines to use...

[SECURITY] Fedora 39 Update: qemu-8.1.3-3.fc39

qemu is an open source virtualizer that provides hardware emulation for the KVM hypervisor. qemu acts as a virtual machine monitor together with the KVM kernel modules, and emulates the hardware for a full system such as a PC and its associated peripherals...

Fedora: Security Advisory (FEDORA-2024-c601293124)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Oracle Linux 7 : kernel (ELSA-2020-4060)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2020-4060 advisory. - vfio vfio/pci: Fix SR-IOV VF handling with MMIO blocking Alex Williamson 1820632 CVE-2020-12888 - x86 mm: Fix mremap not considering huge pmd devmap...

[SECURITY] Fedora 38 Update: qemu-7.2.1-2.fc38

qemu is an open source virtualizer that provides hardware emulation for the KVM hypervisor. qemu acts as a virtual machine monitor together with the KVM kernel modules, and emulates the hardware for a full system such as a PC and its associated peripherals...

[SECURITY] Fedora 37 Update: qemu-7.0.0-15.fc37

qemu is an open source virtualizer that provides hardware emulation for the KVM hypervisor. qemu acts as a virtual machine monitor together with the KVM kernel modules, and emulates the hardware for a full system such as a PC and its associated peripherals...

K80557033: Linux kernel vulnerability CVE-2018-16882

Security Advisory Description A use-after-free issue was found in the way the Linux kernel's KVM hypervisor processed posted interrupts when nested=1 virtualization is enabled. In nestedgetvmcs12pages, in case of an error while processing posted interrupt address, it unmaps the 'pidescpage' witho...

K30046854: Linux kernel vulnerability CVE-2019-19332

Security Advisory Description 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 'KVMGETEMULATEDCPUID' ioctl2 request to get CPUID features emulated by the KVM hypervisor. A user or process able to...

K23641249: KVM hypervisor vulnerability CVE-2020-2732

Security Advisory Description A flaw was discovered in the way that the KVM hypervisor handled instruction emulation for an L2 guest when nested virtualisation is enabled. Under some circumstances, an L2 guest may trick the L0 guest into accessing sensitive L1 resources that should be inaccessibl...

K59513013: Linux kernel vulnerability CVE-2019-14821

Security Advisory Description An out-of-bounds access issue was found in the Linux kernel, all versions through 5.3, in the way Linux kernel's KVM hypervisor implements the Coalesced MMIO write operation. It operates on an MMIO ring buffer 'struct kvmcoalescedmmio' object, wherein write indices...

K57454331: Linux Kernel vulnerability CVE-2018-10853

Security Advisory Description A flaw was found in the way Linux kernel KVM hypervisor before 4.18 emulated instructions such as sgdt/sidt/fxsave/fxrstor. It did not check current privilegeCPL level while emulating unprivileged instructions. An unprivileged guest user/process could use this flaw t...

SUSE CVE-2019-14821

An out-of-bounds access issue was found in the Linux kernel, all versions through 5.3, in the way Linux kernel's KVM hypervisor implements the Coalesced MMIO write operation. It operates on an MMIO ring buffer 'struct kvmcoalescedmmio' object, wherein write indices 'ring-first' and 'ring-last'...

[SECURITY] Fedora 37 Update: qemu-7.0.0-12.fc37

qemu is an open source virtualizer that provides hardware emulation for the KVM hypervisor. qemu acts as a virtual machine monitor together with the KVM kernel modules, and emulates the hardware for a full system such as a PC and its associated peripherals...

Low: Red Hat Security Advisory: virt-v2v security, bug fix, and enhancement update

An update for virt-v2v is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CV...

Fedora: Security Advisory for qemu (FEDORA-2022-4387579e67)

The remote host is missing an update for the Copyright C 2022 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

[SECURITY] Fedora 37 Update: qemu-7.0.0-10.fc37

qemu is an open source virtualizer that provides hardware emulation for the KVM hypervisor. qemu acts as a virtual machine monitor together with the KVM kernel modules, and emulates the hardware for a full system such as a PC and its associated peripherals...

[SECURITY] Fedora 36 Update: qemu-6.2.0-16.fc36

qemu is an open source virtualizer that provides hardware emulation for the KVM hypervisor. qemu acts as a virtual machine monitor together with the KVM kernel modules, and emulates the hardware for a full system such as a PC and its associated peripherals...

USN-5623-1 linux-hwe-5.15, linux-lowlatency-hwe-5.15 vulnerabilities

Asaf Modelevsky discovered that the IntelR 10GbE PCI Express ixgbe Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. CVE-2021-33061 It was discovered that the framebuffer driver on the Linux...