Dell G15, Alienware M15 Ryzen Edition R5 Gaming Laptops, New Monitors Launched.Thanks to the researchers for working directly with us to resolve the issue." We've also posted an FAQ for additional information. We encourage customers to review the Dell Security Advisory (DSA-2021-088) and follow the remediation steps as soon as possible. We have seen no evidence this vulnerability has been exploited by malicious actors to date. The bugs could allow attackers to bypass security and gain kernel-level permissions to execute code and even move from one device to another by gaining access to an organisation's network.Īccording to Dell, the vulnerable driver module is not available pre-installed on its machines and is available only once you have applied a BIOS, Thunderbolt, TPM, or dock firmware update to your system.ĭell also sent this statement to Gadgets 360: "We remediated a vulnerability ( CVE-2021-21551) in a driver (dbutil_2_3.sys) affecting certain Windows-based Dell computers. This means that the serious vulnerabilities have remained undisclosed for not less than 12 years. The firmware update driver module in question has been in use since at least 2009 and is available even on the latest Dell machines. Dell has released a security patch for its firmware update driver module that carried as many as five high-severity flaws that are impacting potentially hundreds and millions of its desktops, laptops, notebooks, and tablets based on Windows.
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