Lenovo driver goof poses security risk for users of 25 notebook models

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More than two dozen Lenovo notebook models are vulnerable to malicious hacks that disable the UEFI secure boot process and then run unsigned UEFI apps or load bootloaders that permanently backdoor a device, researchers warned on Wednesday.

At the same time that researchers from security firm ESET disclosed the vulnerabilities, the notebook maker released security updates for 25 models, including ThinkPads, Yoga Slims, and IdeaPads. Vulnerabilities that undermine the UEFI secure boot can be serious because they make it possible for attackers to install malicious firmware that survives multiple operating system reinstallations.

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