CVE-2014-9357

Docker 1.3.2 permite a atacantes remotos ejecutar código arbitrario con privilegios root a través de (1) una imagen manipulada o (2) un build manipulado en in fichero Docker en un archivo LZMA (.xz), relacionado con el chroot para la extracción de archivos.

A flaw was found in the way the Docker service unpacked images or builds after a "docker pull". An attacker could use this flaw to provide a malicious image or build that, when unpacked, would escalate their privileges on the system.

Docker is a service providing container management on Linux. It was found that a malicious container image could overwrite arbitrary portions of the host file system by including absolute symlinks, potentially leading to privilege escalation. A flaw was found in the way the Docker service unpacked images or builds after a "docker pull". An attacker could use this flaw to provide a malicious image or build that, when unpacked, would escalate their privileges on the system.