Lenovo Ideacentre 720-18Icb Firmware vulnerabilities

CVE-2019-6190 [MEDIUM] CWE-665 CVE-2019-6190: Lenovo was notified of a potential denial of service vulnerability, affecting various versions of BI Lenovo was notified of a potential denial of service vulnerability, affecting various versions of BIOS for Lenovo Desktop, Desktop - All in One, and ThinkStation, that could cause PCRs to be cleared intermittently after resuming from sleep (S3) on systems with Intel TXT enabled.

CVE-2019-6156 [LOW] CWE-667 CVE-2019-6156: In Lenovo systems, SMM BIOS Write Protection is used to prevent writes to SPI Flash. While this prov In Lenovo systems, SMM BIOS Write Protection is used to prevent writes to SPI Flash. While this provides sufficient protection, an additional layer of protection is provided by SPI Protected Range Registers (PRx). Lenovo was notified that after resuming from S3 sleep mode in various versions of BIOS for Lenovo systems, the PRx is not set. This does not i