XSA-17

CVE-2012-3515


问题描述

xsa17

Qemu VT100 emulation vulnerability

The device model used by fully virtualised (HVM) domains, qemu, does not properly handle escape VT100 sequences when emulating certain devices with a virtual console backend.

lack of check (invalid input)


Patch描述

inaccessible


Consequence

An attacker who has sufficient privilege to access a vulnerable device within a guest can overwrite portions of the device model’s address space. This can allow them to escalate their privileges to that of the device model process.

privilege escalation