Patch Tuesday
Microsoft patches Windows Kernel zero-day exploited since 2023
Slovak cybersecurity company ESET says a newly patched zero-day vulnerability in the Windows Win32 Kernel Subsystem has been exploited in attacks since March 2023. Fixed in Windows security updates released during this month’s Patch Tuesday, the security flaw is now tracked as CVE-2025-24983 and was reported to Microsoft by ESET researcher Filip Jurčacko. The vulnerability is […]
Windows 10 KB5053606 update fixes broken SSH connections
Microsoft has released the KB5053606 cumulative update for Windows 10 22H2 and Windows 10 21H2, which fixes numerous bugs, including one preventing SSH connections. The Windows 10 KB5053606 update is mandatory as it contains Microsoft’s March 2025 Patch Tuesday security updates, which fix six actively exploited zero-day vulnerabilities. Windows users can install this update by going into Settings, clicking […]
Microsoft March 2025 Patch Tuesday fixes 7 zero-days, 57 flaws
Today is Microsoft’s March 2025 Patch Tuesday, which includes security updates for 57 flaws, including six actively exploited zero-day vulnerabilities. This Patch Tuesday also fixes three “Critical” vulnerabilities, all remote code execution vulnerabilities. The number of bugs in each vulnerability category is listed below: The above numbers do not include Mariner flaws and 10 Microsoft Edge vulnerabilities […]
Windows 11 KB5053598 & KB5053602 cumulative updates released
Microsoft has released Windows 11 KB5053598 and KB5053602 cumulative updates for versions 24H2 and 23H2 to fix security vulnerabilities and issues. Today’s updates are mandatory as they contain the March 2025 Patch Tuesday security patches for vulnerabilities discovered in previous months. Windows 11 users can install today’s update by going to Start > Settings > Windows Update and clicking on ‘Check for Updates.’ You can also manually download and install […]
Windows 10 KB5051974 update force installs new Microsoft Outlook app
Microsoft has released the KB5051974 cumulative update for Windows 10 22H2 and Windows 10 21H2, which automatically installs the new Outlook for Windows app and fixes a memory leak bug. The Windows 10 KB5051974 update is mandatory as it contains Microsoft’s January 2025 Patch Tuesday security updates. Windows users can install this update by going into Settings, clicking on Windows […]
Microsoft February 2025 Patch Tuesday fixes 4 zero-days, 55 flaws
Today is Microsoft’s February 2025 Patch Tuesday, which includes security updates for 55 flaws, including four zero-day vulnerabilities, with two actively exploited in attacks. This Patch Tuesday also fixes three “Critical” vulnerabilities, all remote code execution vulnerabilities. The number of bugs in each vulnerability category is listed below: The above numbers do not include a critical […]
January Windows updates may fail if Citrix SRA is installed
Microsoft is warning that the January 2025 Windows 11 and Windows 10 cumulative updates may fail if Citrix Session Recording Agent (SRA) version 2411 is installed on the device. As part of today’s January 2025 Patch Tuesday, Microsoft released the Windows 11 KB5050009 and Windows 10 KB5049981 updates to fix numerous security vulnerabilities, including zero-day flaws. The release notes for both updates […]
Windows 10 KB5049981 update released with new BYOVD blocklist
Microsoft has released the KB5049981 cumulative update for Windows 10 22H2 and Windows 10 21H2, which contains an updated Kernel driver blocklist to prevent Bring Your Own Vulnerable Driver (BYOVD) attacks. The Windows 10 KB5049981 update is mandatory as it contains Microsoft’s January 2025 Patch Tuesday security updates. Windows users can install this update by going into Settings, clicking […]
Microsoft January 2025 Patch Tuesday fixes 8 zero-days, 159 flaws
Today is Microsoft’s January 2025 Patch Tuesday, which includes security updates for 159 flaws, including eight zero-day vulnerabilities, with three actively exploited in attacks. This Patch Tuesday also fixes twelve “Critical” vulnerabilities, including information disclosure, privileges elevation, and remote code execution flaws. The number of bugs in each vulnerability category is listed below: To learn more […]
Windows 11 KB5050009 & KB5050021 cumulative updates released
Microsoft has released the Windows 11 KB5050009 and KB5050021 cumulative updates for versions 24H2 and 23H2 to fix security vulnerabilities and issues. Both KB5050009 and KB5050021 are mandatory cumulative updates as they contain the January 2025 Patch Tuesday security updates for vulnerabilities discovered in previous months. Windows 11 users can install today’s update by going to Start > Settings > Windows Update and clicking on ‘Check […]