CVE-2018-18021

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...

Path traversal

A path traversal traversal vulnerability in obs-service-tarscm of Open Build Service allows remote attackers to cause access files not in the current build. On the server itself this is prevented by confining the worker via KVM. Affected releases are openSUSE Open Build Service: versions prior to...

Ubuntu 16.04 LTS : Linux kernel (HWE) vulnerabilities (USN-3777-2)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3777-2 advisory. USN-3777-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux Hardware Enableme...

USN-3777-2: Linux kernel (HWE) vulnerabilities

USN-3777-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.04 LTS for Ubuntu 16.04 LTS. Jann Horn discovered that the vmacache subsystem did not properly handle sequence numb...

USN-3777-2 linux-hwe, linux-gcp vulnerabilities

USN-3777-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.04 LTS for Ubuntu 16.04 LTS. Jann Horn discovered that the vmacache subsystem did not properly handle sequence numb...

USN-3777-1 linux, linux-aws, linux-gcp, linux-kvm, linux-oem, linux-raspi2 vulnerabilities

Jann Horn discovered that the vmacache subsystem did not properly handle sequence number overflows, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2018-17182 It was discovered that the...

SUSE-SU-2018:2933-1 Security update for the Linux Kernel (Live Patch 3 for SLE 15)

This update for the Linux Kernel 4.12.14-2511 fixes several issues. The following security issues were fixed: - CVE-2018-15471: An issue was discovered in xenvifsethashmapping in drivers/net/xen-netback/hash.c. The Linux netback driver allowed frontends to control mapping of requests to request...

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

An update for qemu-kvm-rhev is now available for Red Hat OpenStack Platform 8.0 Liberty, Red Hat OpenStack Platform 9.0 Mitaka, Red Hat OpenStack Platform 10.0 Newton, Red Hat OpenStack Platform 12.0 Pike, and Red Hat OpenStack Platform 13.0 Queens. Red Hat Product Security has rated this update ...

RHEL 7 : qemu-kvm-ma (RHSA-2018:2762)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:2762 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...

EulerOS 2.0 SP3 : qemu-kvm (EulerOS-SA-2018-1314)

According to the versions of the qemu-kvm packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - QEMU: slirp: heap buffer overflow while reassembling fragmented datagrams CVE-2018-11806 - QEMU: i386: multiboot OOB access while loading kern...

EulerOS 2.0 SP2 : qemu-kvm (EulerOS-SA-2018-1313)

According to the versions of the qemu-kvm packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - QEMU: slirp: heap buffer overflow while reassembling fragmented datagrams CVE-2018-11806 - QEMU: i386: multiboot OOB access while loading kern...

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. 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 fr...

Amazon Linux 2 : qemu-kvm (ALAS-2018-1073)

A heap buffer overflow issue was found in the way SLiRP networking back-end in QEMU processes fragmented packets. It could occur while reassembling the fragmented datagrams of an incoming packet. A privileged user/process inside guest could use this flaw to crash the QEMU process resulting in DoS...

EulerOS Virtualization 2.5.0 : kvm (EulerOS-SA-2018-1264)

According to the version of the kvm package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - On x86, MOV SS and POP SS behave strangely if they encounter a data breakpoint. If this occurs in a KVM guest, KVM incorrectly thinks th...

EulerOS Virtualization 2.5.1 : qemu-kvm (EulerOS-SA-2018-1259)

According to the versions of the qemu-kvm packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - QEMU aka Quick Emulator, when built with the VGA display emulator support, allows local guest OS privileged users to cause a...

EulerOS Virtualization 2.5.0 : qemu-kvm (EulerOS-SA-2018-1247)

According to the versions of the qemu-kvm packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - Integer overflow in the macro ROUNDUP n, d in Quick Emulator Qemu allows a user to cause a denial of service Qemu process...

EulerOS Virtualization 2.5.0 : kvm (EulerOS-SA-2018-1233)

According to the version of the kvm package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - Systems with microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized disclosure of...

EulerOS Virtualization 2.5.1 : kvm (EulerOS-SA-2018-1269)

According to the version of the kvm package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - RESERVED This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When...

EulerOS Virtualization 2.5.1 : kvm (EulerOS-SA-2018-1265)

According to the versions of the kvm package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of Load i1/4+...

EulerOS Virtualization 2.5.1 : qemu-kvm (EulerOS-SA-2018-1268)

According to the version of the qemu-kvm packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - The loadmultiboot function in hw/i386/multiboot.c in Quick Emulator aka QEMU allows local guest OS users to execute arbitrary code...