Microsoft Releases Fix for New Zero-Day with May 2022 Patch Tuesday Updates

Microsoft on Tuesday rolled out fixes for as many as 74 security vulnerabilities, including one for a zero-day bug that’s being actively exploited in the wild.

The updates are in addition to 36 flaws patched in the Chromium-based Microsoft Edge browser on April 28, 2022.

Chief among the resolved bugs is CVE-2022-26925, a spoofing vulnerability affecting the Windows Local Security Authority, which Microsoft describes as a “Protected subsystem that authenticates and logs users onto the local system.”

What’s more, CVE-2022-22019 follows an incomplete patch for three RCE vulnerabilities in the Remote Procedure Call runtime library – CVE-2022-26809, CVE-2022-24492, and CVE-2022-24528 – that were addressed by Microsoft in April 2022.

The Patch Tuesday update is also notable for resolving two privilege escalation and two information disclosure vulnerabilities in the Print Spooler component, which has long posed an attractive target for attackers.

Security updates have also been released by other vendors since the start of the month to rectify several vulnerabilities, including -.

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