Secure Boot

Microsoft May 2023 Security Updates Fixes 49 Vulnerabilities (6 Critical, 2 zero-days)

The Microsoft May 2023 Security Updates includes patches and advisories for 49 vulnerabilities, including 6 Critical severity issues and two zero-days (CVE-2023-29336, CVE-2023-24932) exploited in the wild.

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First UEFI rootkit LoJax discovered in the wild

The first ever UEFI rootkit has been detected in the wild. As discovered by ESET security researchers, the Sednit APT group was behind the latest campaign that successfully installed a malicious UEFI rootkit dubbed LoJax on a victim system.

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