A recent Windows 11 24H2/25H2 bug causes the Capability Access Manager’s database log to balloon from a few megabytes to as much as 513 GB, rapidly filling the system drive; the article explains the cause, how to detect it with a robocopy command, and the preview KB5095093 update that resolves the issue.
The Windows 11 UEFI CA 2023 secure‑boot certificate is being rolled out via Windows Update, but successful installation depends on each OEM’s BIOS update, and manufacturers such as ASUS, Lenovo, Dell, HP, MSI, Acer, Samsung, LG and Surface have published detailed guidance, manual steps, and warnings for users.
Microsoft’s multi‑stage mitigation plan for the BlackLotus UEFI bootkit details five phases—from initial KB5025885 deployment to final forced enforcement—aimed at revoking vulnerable certificates, updating boot managers, and ensuring systems stay secure through automatic updates and manual activation steps.
Microsoft's KB5063878 update for Windows 11 24H2, 23H2, and Windows 10 introduced a serious SSD/HDD failure issue that can cause drives to disappear after heavy writes, prompting users to uninstall the patch and back up their data.
Microsoft’s KB5002700 security update for Windows 10/11 causes Office 2016 apps to crash, lose data, and show calendar errors, prompting users to disable plugins, adjust Outlook settings, or completely uninstall the patch to restore stability.
This article explains the BlackLotus UEFI bootkit (CVE‑2023‑24932), outlines Microsoft's three‑phase remediation strategy, details the KB5025885 and KB5028166/KB5028185 updates, provides a simplified registry command for manual activation, and warns of compatibility issues for legacy boot managers.
