ReleaseMicrosoftMicrosoftpublished Mar 11, 2026seen Jun 26

microsoft/mu_feature_mm_supv v23.0.0

microsoft/mu_feature_mm_supv

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published Mar 11, 2026seen Jun 26captured 3whttp 200method plain

v23.0.0

Repository: microsoft/mu_feature_mm_supv

Tag: v23.0.0

Published: 2026-03-11T03:59:42Z

Prerelease: no

Release notes:

What's Changed

⚠️ Breaking Changes

MmSupervisorPkg,SeaPkg: Update override hash for PiSmmCpuDxeSmm @apop5 (#622)

Change Details

Description

PiSmmCpuDxeSmm has moved to using 256 IDT entries, instead of 0x22.

Update MmSupervisor to follow by using 256 IDT entries.

Update for https://github.com/microsoft/mu_basecore/pull/1686

  • [x] Impacts functionality?
  • [ ] Impacts security?
  • [x] Breaking change?
  • [ ] Includes tests?
  • [ ] Includes documentation?

How This Was Tested

Booted Q35 to windows with change.

Integration Instructions

No integration necessary.

MmSupervisorPkg, SeaPkg: Changes for 202511. @apop5 (#604)

Change Details

Description

This brings up the changes for 202511 branch. These changes are not backward compatible with 202502 due to a change in EDK2 to changes the definition of MM_FOUNDATION_ENTRY_POINT to no longer have a return status.

  • [ ] Impacts functionality?
  • [ ] Impacts security?
  • [x] Breaking change?
  • [ ] Includes tests?
  • [ ] Includes documentation?

How This Was Tested

Local CI using rebase6 for MU_BASECORE. Q35 platform build and physical platform build.

Integration Instructions

Must use 202511 branch of mu_basecore for this to work.

Full Changelog: https://github.com/microsoft/mu_feature_mm_supv/compare/v22.0.0...v23.0.0