USN-5728-1 linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-bluefield, linux-gcp, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi vulnerabilities

Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-427...

USN-5728-1: Linux kernel vulnerabilities

Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-427...

Ubuntu: Security Advisory (USN-5727-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

SUSE SLES15: kernel-livepatch-5_3_18-150200_24_134-default / etc (SUSE-SU-2022:4038-1)

The remote SUSE Linux SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:4038-1 advisory. This update for the Linux Kernel 5.3.18-15020024134 fixes several issues. The following security issues were fixed: - CVE-2021-39698: Fixed a...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-5728-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5728-1 advisory. Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading t...

USN-5727-1: Linux kernel vulnerabilities

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service system crash. CVE-2022-20422 It was discovered that the KVM implementation in the Linux kernel did not properly handl...

USN-5727-1 linux, linux-aws, linux-aws-hwe, linux-dell300x, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service system crash. CVE-2022-20422 It was discovered that the KVM implementation in the Linux kernel did not properly handl...

SUSE-SU-2022:4038-1 Security update for the Linux Kernel (Live Patch 25 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-1503005998 fixes several issues. The following security issues were fixed: - CVE-2021-39698: Fixed a possible memory corruption due to a use after free in aiopollcompletework. This could lead to local escalation of privilege with no additional execution...

RHEL 9 : kernel (RHSA-2022:8267)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:8267 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: off-path attacker may inject data or...

AlmaLinux 9 : qemu-kvm (ALSA-2022:5263)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2022:5263 advisory. Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number. %NASLMINLEVEL 80900 C...

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...

kernel: NULL pointer dereference in x86_emulate_insn may lead to DoS

A NULL pointer dereference flaw was found in the Linux kernel’s KVM module, which can lead to a denial of service in the x86emulateinsn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU...

kernel: x86/fpu: KVM: Set the base guest FPU uABI size to sizeof(struct kvm_xsave)

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: KVM: Set the base guest FPU uABI size to sizeofstruct kvmxsave Set the starting uABI size of KVM's guest FPU to 'struct kvmxsave', i.e. to KVM's historical uABI size. When saving FPU state for usersapce, KVM well, now th...

kernel: KVM: NULL pointer dereference in kvm_dirty_ring_push in virt/kvm/dirty_ring.c

A NULL pointer dereference issue was found in KVM when releasing a vCPU with dirty ring support enabled. This flaw allows an unprivileged local attacker on the host to issue specific ioctl calls, causing a kernel oops condition that results in a denial of service...

kernel: NULL pointer dereference in x86_emulate_insn may lead to DoS

A NULL pointer dereference flaw was found in the Linux kernel’s KVM module, which can lead to a denial of service in the x86emulateinsn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU...

Moderate: Red Hat Security Advisory: qemu-kvm security, bug fix, and enhancement update

An update for qemu-kvm is now available for Red Hat Enterprise Linux 9. 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 available for each vulnerability from t...

RLSA-2022:7967 Moderate: qemu-kvm security, bug fix, and enhancement update

Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM. The following packages have been upgraded to a later upstream version: qemu-kvm 7.0.0...

RLSA-2022:7968 Low: virt-v2v security, bug fix, and enhancement update

The virt-v2v package provides a tool for converting virtual machines to use the KVM Kernel-based Virtual Machine hypervisor or Rocky Enterprise Software Foundation Enterprise Virtualization. The tool modifies both the virtual machine image and its associated libvirt metadata. Also, virt-v2v can...

qemu-kvm security, bug fix, and enhancement update

An update is available for qemu-kvm. 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 Kernel-based Virtual Machine KVM is a full virtualization solution for Linux...

virt-v2v security, bug fix, and enhancement 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...