Hex2Mem

**Name of the Vulnerable Software and Affected Versions** ASUS FA507NU BIOS (affected versions not specified) ASUS FA507NV BIOS (affected versions not specified) **Description** An out-of-bounds write exists in the SmiFlash SMM module. A local administrator can trigger a system crash (BSOD) or BIOS corruption by sending a crafted software SMI (SW SMI) request containing an oversized length value. SMM (System Management Mode) is a highly privileged execution mode in x86 processors used for low-level hardware control. **Recommendations** Apply the Security Update for ASUS FA507NV BIOS. Apply the Security Update for ASUS FA507NU BIOS.