Important: Red Hat Security Advisory: kernel-alt security and bug fix update

An update for kernel-alt is now available 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 available for each vulnerability fro...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2018-4096)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2018-4096 advisory. - x86/kernel/traps.c: fix tracedienotifier return value Kris Van Hees CVE-2018-8897 - x86/entry/64: Dont use IST entry for BP stack Andy Lutomirski...

(RHSA-2018:0046) Important: rhev-hypervisor7 security update

The rhev-hypervisor7 package provides a Red Hat Enterprise Virtualization Hypervisor ISO disk image. The Red Hat Enterprise Virtualization Hypervisor is a dedicated Kernel-based Virtual Machine KVM hypervisor. It includes everything necessary to run and manage virtual machines: A subset of the Re...

CVE-2017-12168

An assertion failure issue was found in the Linux kernel's KVM hypervisor module built to support visualization on ARM64 architecture platforms. The failure could occur while accessing Performance Monitors Cycle Count Register PMCCNTR from a guest. A privileged guest user could use this flaw to...

RHEL 6 / 7 : rhev-hypervisor (RHSA-2017:1209)

An update for rhev-hypervisor7 is now available for RHEV 3.X Hypervisor and Agents for RHEL-6 and RHEV 3.X Hypervisor and Agents for RHEL-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 ...

Debian Security Advisory DSA 3426-1 (linux - security update)

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service, information leak or data loss. CVE-2013-7446 Dmitry Vyukov discovered that a particular sequence of valid operations on local AFUNIX sockets can result in a use-after-free...

DSA-3426-1 linux - security update

Bulletin has no description...

Debian DSA-3396-1 : linux - security update

Several vulnerabilities have been discovered in the Linux kernel that may lead to a denial of service. - CVE-2015-5307 Ben Serebrin from Google discovered a guest to host denial of service flaw affecting the KVM hypervisor. A malicious guest can trigger an infinite stream of 'alignment check' AC...

Ubuntu: Security Advisory (USN-2807-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2015 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...

Ubuntu 14.04 LTS : Linux kernel (Wily HWE) vulnerability (USN-2807-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-2807-1 advisory. Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtu...

USN-2807-1: Linux kernel (Wily HWE) vulnerability

Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS...

[SECURITY] [DSA 3396-1] linux security update

------------------------------------------------------------------------- Debian Security Advisory DSA-3396-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso November 10, 2015 https://www.debian.org/security/faq -...

[SECURITY] [DSA 3396-1] linux security update

------------------------------------------------------------------------- Debian Security Advisory DSA-3396-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso November 10, 2015 https://www.debian.org/security/faq -...

USN-2806-1: Linux kernel (Vivid HWE) vulnerability

Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS...

USN-2805-1: Linux kernel (Utopic HWE) vulnerability

Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS...

USN-2803-1: Linux kernel vulnerability

Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS...

USN-2801-1: Linux kernel vulnerability

Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS...

USN-2800-1: Linux kernel vulnerability

Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS...

Ubuntu 12.04 LTS : linux vulnerability (USN-2800-1)

Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS. Note that Tenable Network Security has extracted th...

Ubuntu 14.04 LTS : Linux kernel (Vivid HWE) vulnerability (USN-2806-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-2806-1 advisory. Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtu...