12 results (0.030 seconds)

CVSS: 5.5EPSS: 0%CPEs: 20EXPL: 0

03 Nov 2016 — libvirt before 2.2 includes Ceph credentials on the qemu command line when using RADOS Block Device (aka RBD), which allows local users to obtain sensitive information via a process listing. libvirt en versiones anteriores a la 2.2 incluye las credenciales de Ceph en la línea de comandos qemu cuando se utiliza RADOS Block Device (también conocido como RBD), lo que permite a los usuarios locales obtener información sensible mediante un listado de procesos. It was found that the libvirt daemon, when using RBD... • http://rhn.redhat.com/errata/RHSA-2016-2577.html • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •

CVSS: 5.5EPSS: 0%CPEs: 38EXPL: 0

02 Aug 2016 — The virtqueue_pop function in hw/virtio/virtio.c in QEMU allows local guest OS administrators to cause a denial of service (memory consumption and QEMU process crash) by submitting requests without waiting for completion. La función virtqueue_pop en hw/virtio/virtio.c en QEMU permite a administradores locales del SO invitado provocar una denegación de servicio (consumo de memoria y caida del proceso QUEMU) mediante la presentación de solicitudes sin esperar la finalización. Quick Emulator (QEMU) built with ... • http://rhn.redhat.com/errata/RHSA-2016-1585.html • CWE-400: Uncontrolled Resource Consumption •

CVSS: 8.8EPSS: 0%CPEs: 47EXPL: 0

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 •

CVSS: 10.0EPSS: 88%CPEs: 345EXPL: 23

25 Sep 2014 — GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed function definitions in the values of environment variables, which allows remote attackers to write to files or possibly have unknown other impact via a crafted environment, as demonstrated by vectors involving the ForceCommand feature in OpenSSH sshd, the mod_cgi and mod_cgid modules in the Apache HTTP Server, scripts executed by unspecified DHCP clients, and other situations in which setting the environment occurs across a ... • https://packetstorm.news/files/id/128650 • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CWE-228: Improper Handling of Syntactically Invalid Structure •

CVSS: 10.0EPSS: 94%CPEs: 345EXPL: 135

24 Sep 2014 — GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute arbitrary code via a crafted environment, as demonstrated by vectors involving the ForceCommand feature in OpenSSH sshd, the mod_cgi and mod_cgid modules in the Apache HTTP Server, scripts executed by unspecified DHCP clients, and other situations in which setting the environment occurs across a privilege boundary from Bash execution, aka "ShellShock." N... • https://packetstorm.news/files/id/181111 • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CWE-94: Improper Control of Generation of Code ('Code Injection') •

CVSS: 8.6EPSS: 2%CPEs: 9EXPL: 0

22 Apr 2014 — QEMU before 2.0.0 block drivers for CLOOP, QCOW2 version 2 and various other image formats are vulnerable to potential memory corruptions, integer/buffer overflows or crash caused by missing input validations which could allow a remote user to execute arbitrary code on the host with the privileges of the QEMU process. Los controladores de bloque de QEMU versiones anteriores a 2.0.0 para CLOOP, QCOW2 versión 2 y varios otros formatos de imagen son vulnerables a posibles corrupciones de memoria, desbordamient... • http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=24342f2cae47d03911e346fe1e520b00dc2818e0 • CWE-20: Improper Input Validation •

CVSS: 6.2EPSS: 0%CPEs: 10EXPL: 0

22 Apr 2014 — Qemu before 1.6.2 block diver for the various disk image formats used by Bochs and for the QCOW version 2 format, are vulnerable to a possible crash caused by signed data types or a logic error while creating QCOW2 snapshots, which leads to incorrectly calling update_refcount() routine. Qemu versiones anteriores a 1.6.2 del buceador de bloques para los distintos formatos de imagen de disco usados por Bochs y para el formato QCOW versión 2, son vulnerables a un posible bloqueo causado por los tipos de datos ... • http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=246f65838d19db6db55bfb41117c35645a2c4789 • CWE-190: Integer Overflow or Wraparound •

CVSS: 5.5EPSS: 0%CPEs: 9EXPL: 0

22 Apr 2014 — Qemu before 2.0 block driver for Hyper-V VHDX Images is vulnerable to infinite loops and other potential issues when calculating BAT entries, due to missing bounds checks for block_size and logical_sector_size variables. These are used to derive other fields like 'sectors_per_block' etc. A user able to alter the Qemu disk image could ise this flaw to crash the Qemu instance resulting in DoS. El controlador de bloques de Qemu versiones anteriores a 2.0 para imágenes VHDX de Hyper-V es vulnerable a bucles inf... • http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1d7678dec4761acdc43439da6ceda41a703ba1a6 • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') •

CVSS: 7.1EPSS: 0%CPEs: 29EXPL: 1

16 Nov 2009 — The poll_mode_io file for the megaraid_sas driver in the Linux kernel 2.6.31.6 and earlier has world-writable permissions, which allows local users to change the I/O mode of the driver by modifying this file. El fichero poll_mode_io para el controlador megaraid_sas en el kernel de Linux v2.6.31.6 y anteriores tiene permisos de escritura para todos, permitiendo a usuarios locales cambiar el modo de E/S del dispositivo modificando este fichero. • http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.html • CWE-732: Incorrect Permission Assignment for Critical Resource •

CVSS: 7.8EPSS: 0%CPEs: 18EXPL: 0

20 Oct 2009 — arch/x86/ia32/ia32entry.S in the Linux kernel before 2.6.31.4 on the x86_64 platform does not clear certain kernel registers before a return to user mode, which allows local users to read register values from an earlier process by switching an ia32 process to 64-bit mode. arch/x86/ia32/ia32entry.S en el kernel de Linux anteriores a v2.6.31.4 en plataformas x86_64 no limpia adecuadamente ciertos registros del kernel antes de regresar al modo usuario, lo que permite a usuarios locales leer valores del registr... • http://git.kernel.org/?p=linux/kernel/git/x86/linux-2.6-tip.git%3Ba=commit%3Bh=24e35800cdc4350fc34e2bed37b608a9e13ab3b6 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •