Summary: Microsoft released security updates for Windows on July 11, 2023, which includes manual steps to verify your environment is ready for the changes and steps to enable security hardening changes to protect against CVE-2023-24932. Review KB5025885 for more information.

July 11, 2023 Security Updates for Windows

The release of the July 11, 2023 security updates for Windows marks the start of the Second Deployment Phase in KB5025885: How to manage the Windows Boot Manager revocations for Secure Boot changes associated with CVE-2023-24932. This update is essential for tech-savvy users to protect against vulnerabilities tracked by CVE-2023-24932, which can bypass the Secure Boot security feature using the BlackLotus UEFI bootkit.

What’s New?

The Second Deployment Phase in updates for Windows released July 11, 2023 or later add the following:

• Manual steps to verify your environment is ready for the changes
• Steps to enable the security hardening changes

What’s Important to Know?

For information on how to apply the revocations and what is required before you apply the revocations, see KB5025885: How to manage the Windows Boot Manager revocations for Secure Boot changes associated with CVE-2023-24932. We recommend that all Windows users review this documentation carefully, including both IT administrators and consumers. 

Key Quote

This update is essential for tech-savvy users to protect against vulnerabilities tracked by CVE-2023-24932, which can bypass the Secure Boot security feature using the BlackLotus UEFI bootkit.

Tech-savvy users should be aware of the July 11, 2023 security updates for Windows. This update is essential for protecting against vulnerabilities tracked by CVE-2023-24932, which can bypass the Secure Boot security feature using the BlackLotus UEFI bootkit. The Second Deployment Phase of the update adds manual steps to verify your environment is ready for the changes and steps to enable the security hardening changes. For more information, users should review the KB5025885 documentation carefully. This includes both IT administrators and consumers. It is important to understand the revocations and what is required before applying the revocations. In summary, the July 11, 2023 security updates for Windows are essential for tech-savvy users. This update provides manual steps to verify your environment is ready for the changes and steps to enable the security hardening changes to protect against vulnerabilities tracked by CVE-2023-24932. All Windows users should review the KB5025885 documentation carefully.

Key points from the article:

Security updates for Windows released July 11, 2023

Manual steps to verify environment is ready for changes

Steps to enable security hardening changes to protect against CVE-2023-24932

KB5025885 contains information on how to apply the revocations

We recommend all Windows users review KB5025885 carefully

From the Microsoft Windows Message Center

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