RHEL 6 : qemu-kvm (RHSA-2018:3397)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:3397 advisory. - hw: cpu: speculative store bypass CVE-2018-3639 Note that Nessus has not tested for this issue but has instead relied only on the application's...

RHEL 7 : ovmf (RHSA-2018:3090)

An update for ovmf is now available for Red Hat Enterprise Linux 7. 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 the C...

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

An update for qemu-kvm is now available for Red Hat Enterprise Linux 6.7 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 fo...

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

An update for qemu-kvm is now available for Red Hat Enterprise Linux 6.6 Advanced Update Support and Red Hat Enterprise Linux 6.6 Telco 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...

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

An update for qemu-kvm is now available for Red Hat Enterprise Linux 7.2 Advanced Update Support, Red Hat Enterprise Linux 7.2 Telco Extended Update Support, and Red Hat Enterprise Linux 7.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security...

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

An update for qemu-kvm is now available for Red Hat Enterprise Linux 6.4 Advanced 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 fo...

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

An update for qemu-kvm is now available for Red Hat Enterprise Linux 6.5 Advanced 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 fo...

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

An update for qemu-kvm-ma is now available for Red Hat Enterprise Linux 7. 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...

openSUSE: Security Advisory for qemu (openSUSE-SU-2018:1628-1)

The remote host is missing an update for the Copyright C 2018 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...

EulerOS Virtualization 2.5.0 : kvm (EulerOS-SA-2018-1350)

According to the version of the kvm package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - Modern operating systems implement virtualization of physical memory to efficiently use available system resources and provide...

EulerOS Virtualization 2.5.1 : qemu-kvm (EulerOS-SA-2018-1321)

According to the version of the qemu-kvm packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - Qemu before version 2.9 is vulnerable to an improper link following when built with the VirtFS. A privileged user inside guest cou...

SUSE SLES12 Security Update : qemu (SUSE-SU-2018:1362-2) (Spectre)

This update for qemu fixes several issues. This security issue was fixed : CVE-2018-3639: Spectre v4 vulnerability mitigation support for KVM guests bsc1092885. Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior...

SUSE-SU-2018:1362-2 Security update for qemu

This update for qemu fixes several issues. This security issue was fixed: - CVE-2018-3639: Spectre v4 vulnerability mitigation support for KVM guests bsc1092885. Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prio...

RHEL 7 : qemu-kvm-rhev (RHSA-2018:2887)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:2887 advisory. KVM Kernel-based Virtual Machine is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the...

Debian DSA-4313-1 : linux - security update

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. - CVE-2018-15471 XSA-270 Felix Wilhelm of Google Project Zero discovered a flaw in the hash handling of the xen-netback Linux kernel module. A maliciou...

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

An update for qemu-kvm-rhev is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 7. 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...

kernel security and bug fix update

2.6.32-754.6.3.OL6 - Update genkey bug 25599697 2.6.32-754.6.3 - kvm VMX: fixes for vmentryl1dflush module parameter Marcelo Tosatti 1628796 - x86 speculation: Use ARCHCAPABILITIES to skip L1D flush on vmentry Marcelo Tosatti 1628796 - x86 KVM: VMX: skip L1TF flush on VM-entry if EPT is disabled...

[SECURITY] [DSA 4313-1] linux security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4313-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso October 08, 2018 https://www.debian.org/security/faq -...

[SECURITY] [DSA 4313-1] linux security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4313-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso October 08, 2018 https://www.debian.org/security/faq -...

Design/Logic Flaw

arch/arm64/kvm/guest.c in KVM in the Linux kernel before 4.18.12 on the arm64 platform mishandles the KVMSETONREG ioctl. This is exploitable by attackers who can create virtual machines. An attacker can arbitrarily redirect the hypervisor flow of control with full register control. An attacker ca...