DEBIAN-CVE-2015-8615

The hvmsetcallbackvia function in arch/x86/hvm/irq.c in Xen 4.6 does not limit the number of printk console messages when logging the new callback method, which allows local HVM guest OS users to cause a denial of service via a large number of changes to the callback method HVMPARAMCALLBACKIRQ...

Xen 'hvm/irq.c' Denial of Service Vulnerability

Xen is an open source virtual machine monitor product developed at the University of Cambridge, UK. The product enables different and incompatible operating systems to run on the same computer and supports runtime migration to ensure uptime and avoid downtime. A denial of service vulnerability...

Security update for xen (important)

xen was updated to fix 12 security issues. These security issues were fixed: - CVE-2015-7972: Populate-on-demand balloon size inaccuracy can crash guests bsc951845. - CVE-2015-7969: Leak of main per-domain vcpu pointer array DoS bsc950703. - CVE-2015-7969: Leak of per-domain profiling-related vcp...

PT-2015-7962

Уязвимость загружаемого модуля drivers/gpio/gpio-grgpio.ko ядра операционной системы Linux связана с взаимной блокировкой в реализации обработчика grgpio irq unmap. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании операционной системы путем подключения устройства...

Unbreakable Enterprise kernel security and bugfix update

2.6.39-400.250.2 - crypto: aesni - fix memory usage in GCM decryption Stephan Mueller Orabug: 21077389 CVE-2015-3331 2.6.39-400.250.1 - xen/pciback: Don't disable PCICOMMAND on PCI device reset. Konrad Rzeszutek Wilk Orabug: 20807440 CVE-2015-2150 - xen-blkfront: fix accounting of reqs when...

OracleVM 3.1 : xen (OVMSA-2013-0032)

The remote OracleVM system is missing necessary patches to address critical security updates : - defer event channel bucket pointer store until after XSM checks Otherwise a dangling pointer can be left, which would cause subsequent memory corruption as soon as the space got re-allocated for some...

RHEL 6 : qemu-kvm-rhev (RHSA-2012:1233)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2012:1233 advisory. KVM Kernel-based Virtual Machine is a full virtualization solution for Linux on AMD64 and Intel 64 systems. The qemu-kvm-rhev packages form the...

Ubuntu 12.04 LTS : linux-lts-trusty vulnerabilities (USN-2336-1)

A flaw was discovered in the Linux kernel virtual machine's kvm validation of interrupt requests irq. A guest OS user could exploit this flaw to cause a denial of service host OS crash. CVE-2014-0155 Andy Lutomirski discovered a flaw in the authorization of netlink socket operations when a socket...

USN-2337-1 linux vulnerabilities

A flaw was discovered in the Linux kernel virtual machine's kvm validation of interrupt requests irq. A guest OS user could exploit this flaw to cause a denial of service host OS crash. CVE-2014-0155 Andy Lutomirski discovered a flaw in the authorization of netlink socket operations when a socket...

RHEL 7 : qemu-kvm (RHSA-2014:0704)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2014:0704 advisory. KVM Kernel-based Virtual Machine is a full virtualization solution for Linux on AMD64 and Intel 64 systems. The qemu-kvm packages provide a user-spac...

RedHat Update for qemu-kvm RHSA-2014:0704-01

The remote host is missing an update for the SPDX-FileCopyrightText: 2014 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...

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

Updated qemu-kvm packages that fix one security issue and several bugs are now available for Red Hat Enterprise Linux 7. The Red Hat Security Response Team has rated this update as having Moderate security impact. A Common Vulnerability Scoring System CVSS base score, which gives a detailed...

Ubuntu 12.04 LTS : linux-lts-saucy vulnerabilities (USN-2239-1)

Pinkie Pie discovered a flaw in the Linux kernel's futex subsystem. An unprivileged local user could exploit this flaw to cause a denial of service system crash or gain administrative privileges. CVE-2014-3153 A flaw was discovered in the Linux kernel virtual machine's kvm validation of interrupt...

USN-2241-1: Linux kernel vulnerabilities

Pinkie Pie discovered a flaw in the Linux kernel's futex subsystem. An unprivileged local user could exploit this flaw to cause a denial of service system crash or gain administrative privileges. CVE-2014-3153 A flaw was discovered in the Linux kernel virtual machine's kvm validation of interrupt...

USN-2239-1: Linux kernel (Saucy HWE) vulnerabilities

Pinkie Pie discovered a flaw in the Linux kernel's futex subsystem. An unprivileged local user could exploit this flaw to cause a denial of service system crash or gain administrative privileges. CVE-2014-3153 A flaw was discovered in the Linux kernel virtual machine's kvm validation of interrupt...

DEBIAN-CVE-2014-3967

The HVMOPinjectmsi function in Xen 4.2.x, 4.3.x, and 4.4.x does not properly check the return value from the IRQ setup check, which allows local HVM guest administrators to cause a denial of service NULL pointer dereference and crash via unspecified vectors...

UBUNTU-CVE-2013-4534

Buffer overflow in hw/intc/openpic.c in QEMU before 1.7.2 allows remote attackers to cause a denial of service or possibly execute arbitrary code via vectors related to IRQDest elements...

Fedora 19 : xen-4.2.3-14.fc19 (2014-1559)

PHYSDEVOPprepare,releasemsix exposed to unprivileged pv guests, Out-of-memory condition yielding memory corruption during IRQ setup Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically...

Fedora 20 : xen-4.3.1-8.fc20 (2014-1552)

PHYSDEVOPprepare,releasemsix exposed to unprivileged pv guests, Out-of-memory condition yielding memory corruption during IRQ setup Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically...

Double free

The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest administrators to cause a denial of service memory corruption and hypervisor crash and possibly...