
CVE-2016-5302
https://notcve.org/view.php?id=CVE-2016-5302
13 Jun 2016 — Citrix XenServer 7.0 before Hotfix XS70E003, when a deployment has been upgraded from an earlier release, might allow remote attackers on the management network to "compromise" a host by leveraging credentials for an Active Directory account. Citrix XenServer 7.0 en versiones anteriores a Hotfix XS70E003, cuando un despliegue se ha actualizado desde una versión anterior, podría permitir a atacantes remotos en la red de gestión "comprometer" un host aprovechando las credenciales para una cuenta Active Direct... • http://support.citrix.com/article/CTX213549 • CWE-284: Improper Access Control •

CVE-2016-3712 – qemu-kvm: Out-of-bounds read when creating weird vga screen surface
https://notcve.org/view.php?id=CVE-2016-3712
10 May 2016 — Integer overflow in the VGA module in QEMU allows local guest OS users to cause a denial of service (out-of-bounds read and QEMU process crash) by editing VGA registers in VBE mode. Desbordamiento de entero en el módulo VGA en QEMU permite a usuarios de SO invitado locales provocar una denegación de servicio (lectura fuera de límites y caída de proceso QEMU) editando registros VGA en modo VBE. An integer overflow flaw and an out-of-bounds read flaw were found in the way QEMU's VGA emulator set certain VGA r... • http://rhn.redhat.com/errata/RHSA-2016-2585.html • CWE-125: Out-of-bounds Read CWE-190: Integer Overflow or Wraparound •

CVE-2016-3710 – qemu: incorrect banked access bounds checking in vga module
https://notcve.org/view.php?id=CVE-2016-3710
09 May 2016 — The VGA module in QEMU improperly performs bounds checking on banked access to video memory, which allows local guest OS administrators to execute arbitrary code on the host by changing access modes after setting the bank register, aka the "Dark Portal" issue. El módulo VGA en QEMU lleva a cabo incorrectamente comprobaciones de límites sobre acceso almacenado a la memoria de vídeo, lo que permite a administradores locales de SO invitado ejecutar código arbitrario sobre el anfitrión cambiando los modos de ac... • http://rhn.redhat.com/errata/RHSA-2016-0724.html • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVE-2015-8555 – Debian Security Advisory 3519-1
https://notcve.org/view.php?id=CVE-2015-8555
18 Mar 2016 — Xen 4.6.x, 4.5.x, 4.4.x, 4.3.x, and earlier do not initialize x86 FPU stack and XMM registers when XSAVE/XRSTOR are not used to manage guest extended register state, which allows local guest domains to obtain sensitive information from other domains via unspecified vectors. Xen 4.6.x, 4.5.x, 4.4.x, 4.3.x y versiones anteriores no inicializa registros de memoria de pila x86 FPU y XMM cuando XSAVE/XRSTOR no se utilizan para gestionar el estado del registro extendido de invitado, lo que permite a dominios de i... • http://support.citrix.com/article/CTX203879 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •

CVE-2016-1571 – Debian Security Advisory 3519-1
https://notcve.org/view.php?id=CVE-2016-1571
22 Jan 2016 — The paging_invlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service (host crash) via a non-canonical guest address in an INVVPID instruction, which triggers a hypervisor bug check. La función paging_invlpg en include/asm-x86/paging.h en Xen 3.3.x hasta la versión 4.6.x, cuando se utiliza paginación en modo shadow o la virtualización anidada está habilitada, permite a us... • http://support.citrix.com/article/CTX205496 • CWE-17: DEPRECATED: Code •

CVE-2015-7704 – ntp: disabling synchronization via crafted KoD packet
https://notcve.org/view.php?id=CVE-2015-7704
21 Oct 2015 — The ntpd client in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service via a number of crafted "KOD" messages. El cliente ntpd en NTP 4.x en versiones anteriores a 4.2.8p4, y 4.3.x en versiones anteriores a 4.3.77 permite que atacantes remotos provoquen una denegación de servicio empleando una serie de mensajes "KOD" manipulados. It was discovered that ntpd as a client did not correctly check timestamps in Kiss-of-Death packets. A remote attacker could use thi... • http://bugs.ntp.org/show_bug.cgi?id=2901 • CWE-20: Improper Input Validation •

CVE-2015-7705 – Slackware Security Advisory - ntp Updates
https://notcve.org/view.php?id=CVE-2015-7705
21 Oct 2015 — The rate limiting feature in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to have unspecified impact via a large number of crafted requests. La funcionalidad de limitación de velocidad en NTP 4.x en versiones anteriores a la 4.2.8p4 y 4.3.x en versiones anteriores a la 4.3.77 permite que atacantes remotos provoquen errores sin especificar empleando un gran número de peticiones manipuladas. Multiple Cisco products incorporate a version of the ntpd package. Versions of this package a... • http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html • CWE-20: Improper Input Validation •

CVE-2015-4106 – Ubuntu Security Notice USN-2630-1
https://notcve.org/view.php?id=CVE-2015-4106
03 Jun 2015 — QEMU does not properly restrict write access to the PCI config space for certain PCI pass-through devices, which might allow local x86 HVM guests to gain privileges, cause a denial of service (host crash), obtain sensitive information, or possibly have other unspecified impact via unknown vectors. QEMU no restringe correctamente el acceso a escritura al espacio PCI config para ciertos dispositivos PCI pass-through, lo que podría permitir a invitados x86 HVM locales obtener privilegios, causar una denegación... • http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160154.html • CWE-863: Incorrect Authorization •

CVE-2014-4948
https://notcve.org/view.php?id=CVE-2014-4948
22 Jul 2014 — Unspecified vulnerability in Citrix XenServer 6.2 Service Pack 1 and earlier allows attackers to cause a denial of service and obtain sensitive information by modifying the guest virtual hard disk (VHD). Vulnerabilidad no especificada en Citrix XenServer 6.2 Service Pack 1 y anteriores permite a atacantes causar una denegación de servicio y obtener información sensible mediante la modificación del disco duro virtual invitado (VHD). • http://secunia.com/advisories/60027 •

CVE-2014-4947
https://notcve.org/view.php?id=CVE-2014-4947
22 Jul 2014 — Buffer overflow in the HVM graphics console support in Citrix XenServer 6.2 Service Pack 1 and earlier has unspecified impact and attack vectors. Desbordamiento de buffer en el soporte de la consola de gráficos HVM en Citrix XenServer 6.2 Service Pack 1 y anteriores tiene impacto y vectores de ataque no especificados. • http://secunia.com/advisories/60027 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •