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Package "amd64-microcode"

Name: amd64-microcode

Description:

Platform firmware and microcode for AMD CPUs and SoCs
Latest version: 3.20240116.2+nmu1ubuntu1.1
Release: oracular (24.10)
Level: security
Repository: main

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Other versions of "amd64-microcode" in Oracular

Repository Area Version
base main 3.20240116.2+nmu1ubuntu1
updates main 3.20240116.2+nmu1ubuntu1.1

Changelog

Version: 3.20240116.2+nmu1ubuntu1.1 2024-10-21 02:07:00 UTC

  amd64-microcode (3.20240116.2+nmu1ubuntu1.1) oracular-security; urgency=medium

  * SECURITY UPDATE: arbitrary code execution via improper MSR access
    - amd-ucode/microcode_amd_fam{17,19}h.bin{,.asc}: add updated AMD
      fam17h and fam19h CPU microcodes
    - Updated microcodes:
      Family=0x17 Model=0x01 Stepping=0x02: Patch=0x0800126f Length=3200 bytes
      Family=0x17 Model=0x31 Stepping=0x00: Patch=0x0830107c Length=3200 bytes
      Family=0x19 Model=0x01 Stepping=0x00: Patch=0x0a00107a Length=5568 bytes
      Family=0x19 Model=0x01 Stepping=0x01: Patch=0x0a0011d5 Length=5568 bytes
      Family=0x19 Model=0x01 Stepping=0x02: Patch=0x0a001238 Length=5568 bytes
      Family=0x19 Model=0x11 Stepping=0x01: Patch=0x0a101148 Length=5568 bytes
      Family=0x19 Model=0x11 Stepping=0x02: Patch=0x0a101248 Length=5568 bytes
      Family=0x19 Model=0xa0 Stepping=0x02: Patch=0x0aa00215 Length=5568 bytes
    - CVE-2023-31315

 -- Alex Murray <email address hidden> Wed, 16 Oct 2024 15:38:44 +1030
CVE-2023-31315 Improper validation in a model specific register (MSR) could allow a malicious program with ring0 access to modify SMM configuration while SMI lock i


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