Executive Summary

Titleintel-microcode security update
NameDSA-4565First vendor Publication2019-11-13
VendorDebianLast vendor Modification2019-12-13
Severity (Vendor) N/ARevision2

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base ScoreN/AAttack RangeN/A
Cvss Impact ScoreN/AAttack ComplexityN/A
Cvss Expoit ScoreN/AAuthenticationN/A
Calculate full CVSS 2.0 Vectors scores


This update ships updated CPU microcode for CFL-S (Coffe Lake Desktop) models of Intel CPUs which were not yet included in the Intel microcode update released as DSA 4565-1. For details please refer to https://www.intel.com/content/dam/www/public/us/en/security-advisory/documents/IPU-2019.2-microcode-update-guidance-v1.01.pdf

Additionally this update rolls back CPU microcode for HEDT and Xeon processors with signature 0x50654 which were affected by a regression causing hangs on warm reboots (Cf. #946515).

For the oldstable distribution (stretch), these problems have been fixed in version 3.20191115.2~deb9u1.

For the stable distribution (buster), these problems have been fixed in version 3.20191115.2~deb10u1.

We recommend that you upgrade your intel-microcode packages.

For the detailed security status of intel-microcode please refer to its security tracker page at: https://security-tracker.debian.org/tracker/intel-microcode

Original Source

Url : http://www.debian.org/security/2019/dsa-4565

Alert History

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2019-12-13 21:19:07
  • Multiple Updates
2019-11-13 09:18:58
  • First insertion