qemu security update

CentOS Errata and Security Advisory CESA-2020:0775 An update for qemu-kvm is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severit...

Important: Red Hat Security Advisory: qemu-kvm security update

An update for qemu-kvm is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Important: Red Hat Security Advisory: qemu-kvm-rhev security update

An update for qemu-kvm-rhev is now available for Red Hat OpenStack Platform 13.0 Queens. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

qemu-kvm security update

0.12.1.2-2.506.el610.6 - kvm-Fix-heap-overflow-in-ipreass-on-big-packet-input.patch bz1734747 - kvm-Using-ipdeq-after-mfree-might-read-pointers-from-a.patch bz1749731 - kvm-tcpemu-Fix-oob-access.patch bz1791558 - kvm-slirp-use-correct-size-while-emulating-IRC-commands.patch bz1791558 -...

RHEL 7 : qemu-kvm-rhev (RHSA-2020:0730)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:0730 advisory. - hw: TSX Transaction Asynchronous Abort TAA CVE-2019-11135 - QEMU: block: iscsi: OOB heap access via an unexpected response of iSCSI Server...

NewStart CGSL MAIN 4.05 : qemu-kvm Multiple Vulnerabilities (NS-SA-2020-0019)

The remote NewStart CGSL host, running version MAIN 4.05, has qemu-kvm packages installed that are affected by multiple vulnerabilities: - mcat in slirp/mbuf.c in Qemu has a heap-based buffer overflow via incoming fragmented datagrams. CVE-2018-11806 - Qemu emulator = 3.0.0 built with the NE2000...

SUSE SLES12 Security Update : kernel (SUSE-SU-2020:0584-1)

The SUSE Linux Enterprise 12 SP4 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2020-2732: Fixed an issue affecting Intel CPUs where an L2 guest may trick the L0 hypervisor into accessing sensitive L1 resources bsc1163971. CVE-2019-19338:...

RHEL 7 : qemu-kvm (RHSA-2020:0666)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:0666 advisory. Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the...

RHEL 7 : qemu-kvm-ma (RHSA-2020:0669)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:0669 advisory. Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-ma packages provide the...

RHEL 8 : virt:8.1 and virt-devel:8.1 (RHSA-2020:0731)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:0731 advisory. The Advanced Virtualization module provides the user-space component for running virtual machines that use KVM in environments managed by Red Hat...

Important: Red Hat Security Advisory: virt:8.1 and virt-devel:8.1 security and enhancement update

An update for the virt:8.1 and virt-devel:8.1 modules is now available for Advanced Virtualization for RHEL 8.1.1. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating...

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

An update for qemu-kvm-rhev is now available for Red Hat Virtualization Engine 4.2. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

The vulnerability of the KVM virtualization subsystem in Linux operating systems allows a perpetrator to gain access to confidential data.

The vulnerability of the KVM virtualization subsystem in Linux operating systems is related to the simultaneous execution using shared resources with improper synchronization. Exploiting this vulnerability allows an attacker to gain access to confidential data...

Important: Red Hat Security Advisory: qemu-kvm-ma security update

An update for qemu-kvm-ma is now available for Red Hat Enterprise Linux 7.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...

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

An update for qemu-kvm is now available for Red Hat Enterprise Linux 7.6 Extended Update Support. 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...

Updated kernel packages fix security vulnerability

This update is based on upstream 5.5.6 and fixes at least the following security vulnerability: A flaw was found in the way KVM hypervisor handled instruction emulation for the L2 guest when nested=1 virtualization is enabled. In the instruction emulation, the L2 guest could trick the L0 hypervis...

MGASA-2020-0110 Updated kernel packages fix security vulnerability

This update is based on upstream 5.5.6 and fixes at least the following security vulnerability: A flaw was found in the way KVM hypervisor handled instruction emulation for the L2 guest when nested=1 virtualization is enabled. In the instruction emulation, the L2 guest could trick the L0 hypervis...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2020-5543)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2020-5543 advisory. - KVM: nVMX: Check IO instruction VM-exit conditions Oliver Upton Orabug: 30944739 CVE-2020-2732 - KVM: nVMX: Refactor IO bitmap checks into helper function...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2020-5542)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2020-5542 advisory. - KVM: nVMX: Check IO instruction VM-exit conditions Oliver Upton Orabug: 30847137 CVE-2020-2732 - KVM: nVMX: Refactor IO bitmap checks into helper function...

CVE-2020-2732

A flaw was found in the way KVM hypervisor handled instruction emulation for the L2 guest when nested=1 virtualization is enabled. In the instruction emulation, the L2 guest could trick the L0 hypervisor into accessing sensitive bits of the L1 hypervisor. An L2 guest could use this flaw to...