OS SecurityBleeping Computer
3.4 — LOW
Windows KB5121767 OOB update fixes shutdowns on some Dell PCs
Microsoft has released emergency updates to fix a known issue causing some Dell PCs to shut down after installing the July 2026 Windows 11 security updates. [...]
🤖 AI BriefingAuto-generated threat analysis
🔍Threat Overview
A known issue with the June 2026 KB5095093 preview cumulative update on Windows 11 devices, causing incompatibility between the Intel Innovation Platform Framework driver and the new Windows USB-C Connection Manager interface, has been resolved by Microsoft's emergency updates.
⚙️Technical Details
Affected Systems
Dell PCs running Windows 11 25H2 and 24H2
Attack Vectors
Performance issues or shutdowns after installing the July 2026 security update
💥Impact Assessment
Severity: Medium
Who Is at Risk
Dell systems with installed KB5101650 cumulative update on Windows 11 devices
🛡️Recommended Actions
1Apply emergency updates from Microsoft to affected Dell PCs
2Monitor system performance and power consumption for signs of the issue
3Run regular system checks and maintenance tasks to prevent potential shutdowns
📦Affected Products
Dell PCs with installed KB5101650 cumulative update on Windows 11 devices
Read the full article
This is a curated summary. The complete article is available at Bleeping Computer.