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Package "amd64-microcode"

Name: amd64-microcode

Description:

Platform firmware and microcode for AMD CPUs and SoCs
Latest version: 3.20250311.1ubuntu0.25.04.1
Release: plucky (25.04)
Level: updates
Repository: main

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Other versions of "amd64-microcode" in Plucky

Repository Area Version
base main 3.20240820.1ubuntu1
security main 3.20250311.1ubuntu0.25.04.1

Changelog

Version: 3.20250311.1ubuntu0.25.04.1 2025-06-09 19:07:26 UTC

  amd64-microcode (3.20250311.1ubuntu0.25.04.1) plucky-security; urgency=medium

  * SECURITY UPDATE: Update package data from linux-firmware 20250311
    - New AMD microcodes (20241121):
      Family=0x17 Model=0x60 Stepping=0x01: Patch=0x0860010d
      Family=0x17 Model=0x68 Stepping=0x01: Patch=0x08608108
      Family=0x17 Model=0x71 Stepping=0x00: Patch=0x08701034
      Family=0x19 Model=0x08 Stepping=0x02: Patch=0x0a00820c
      Family=0x19 Model=0x18 Stepping=0x01: Patch=0x0a108108
      Family=0x19 Model=0x21 Stepping=0x00: Patch=0x0a20102d
      Family=0x19 Model=0x21 Stepping=0x02: Patch=0x0a201210
      Family=0x19 Model=0x44 Stepping=0x01: Patch=0x0a404107
      Family=0x19 Model=0x50 Stepping=0x00: Patch=0x0a500011
      Family=0x19 Model=0x61 Stepping=0x02: Patch=0x0a601209
      Family=0x19 Model=0x74 Stepping=0x01: Patch=0x0a704107
      Family=0x19 Model=0x75 Stepping=0x02: Patch=0x0a705206
      Family=0x19 Model=0x78 Stepping=0x00: Patch=0x0a708007
      Family=0x19 Model=0x7c Stepping=0x00: Patch=0x0a70c005
    - Updated microcodes:
      Family=0x17 Model=0xa0 Stepping=0x00: Patch=0x08a0000a
    - New SEV firmware (20250221):
      Family 1ah models 00h-0fh: version 1.55 build 54
    - Updated SEV firmware:
      Family 17h models 30h-3fh: version 0.24 build 20
      Family 19h models 00h-0fh: version 1.55 build 29
      Family 19h models 10h-1fh: version 1.55 build 39
      Family 19h models a0h-afh: version 1.55 build 39
    - CVE-2024-56161 (AMD-SB-3019)
      Update remote attestation to be compatible with AMD systems with
      up-to-date firmware (i.e. which fixes "EntrySign"), and update
      AMD-SEV for AMD-SB-3019 mitigations.
  * Remaining changes:
    - initramfs-tools hook (debian/initramfs.hook):
      + Default to 'early' instead of 'auto' when building with
        MODULES=most
      + Do not override preset defaults from auto-exported conf
        snippets loaded by initramfs-tools.

 -- Eduardo Barretto <email address hidden> Tue, 27 May 2025 15:24:46 +0200
CVE-2024-56161 Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious CPU


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