CVE-2022-1892
https://notcve.org/view.php?id=CVE-2022-1892
A buffer overflow in the SystemBootManagerDxe driver in some Lenovo Notebook products may allow an attacker with local privileges to execute arbitrary code. • https://support.lenovo.com/us/en/product_security/LEN-91369 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-122: Heap-based Buffer Overflow •
CVE-2021-3453
https://notcve.org/view.php?id=CVE-2021-3453
Some Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physical access the ability to write to the SPI flash storage. Algunos sistemas de portátiles, ThinkPad y ordenadores de sobremesa de Lenovo presentan módulos BIOS desprotegidos por Intel Boot Guard que podrían permitir a un atacante con acceso físico la habilidad de escribir en el almacenamiento flash SPI • https://support.lenovo.com/us/en/product_security/LEN-65529 • CWE-693: Protection Mechanism Failure •