A vulnerability has been discovered in certain HP PC BIOS, which could allow for local arbitrary code execution. The BIOS is a firmware which is used to provide runtime services for operating systems and programs and to perform hardware initialization during the booting process. Successful exploitation of this vulnerability could allow for local arbitrary code execution with kernel level privileges. An attacker could then install programs; view; change, or delete data; or create new accounts with full user rights.

Read more... Cyber Security Advisories - MS-ISAC