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Covered by 2 outlets — first reported by The Register Security, Oct 27, 12:30 UTC

Microsoft releases out-of-band Windows fixes with certificate updates

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Summary

Microsoft has released out-of-band Windows updates, issued outside its normal monthly schedule, that change which digital certificates the operating system trusts. BleepingComputer reports the updates remove trust in certificates tied to compromised keys of the eMudhra certificate authority, protecting systems that do not receive automatic certificate trust updates. The Register says the non-security release is not an emergency fix for recent breakages and applies to supported systems from Windows 10 to Windows 11 and Windows Server 2025.

AI summary by the SecurityTabs newsroom, checked against The Register Security, BleepingComputer. Read the outlets below for the full story.

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2 outlets, in the order they reported it.

  1. The Register SecurityFirst report

    Microsoft releases out-of-band Windows fixes with certificate updates

    Microsoft has released another out-of-band update for Windows, but this one isn't an emergency fix for the latest breakages. This time, it's all about certificates.

    Read at The Register Security Details

  2. BleepingComputer

    Microsoft releases Windows OOB updates to distrust eMudhra certificates

    Microsoft has released out-of-band (OOB) Windows updates to remove trust in certificates tied to compromised eMudhra certificate authority keys, protecting systems that do not receive automatic certificate trust updates.

    Read at BleepingComputer Details

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