Hundreds of millions of Dell devices at risk as fresh flaws surface Hundreds of millions of Dell devices at risk as fresh flaws surface Dell has released hundreds of millions of Windows devices worldwide which contain the vulnerable driver. Credit: Dreamstime Five high severity flaws in Dell’s firmware update driver impacting desktops, laptops, notebooks and tablets have been uncovered by security researchers at SentinelOne’s SentinelLabs. Since 2009, Dell has released hundreds of millions of Windows devices worldwide which contain the vulnerable driver, the cyber security firm said in a statement. The flaws, discovered by SentinelOne senior security researcher Kasif Dekel, were reported to Dell on 1 December last year and are tracked as CVE-2021-21551, marked with CVSS Score 8.8.