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Fedora 41: Critical Microcode Update 2024-67a38b081a Released Now

fedora
Calendar Grey September 13, 2024
Dist Fedora Esm H88
Essential microcode enhancements for Fedora 41 tackle various vulnerabilities; outlines steps for user compliance.
Update to upstream 2.1-44

Summary

The microcode_ctl utility is a companion to the microcode driver written

by Tigran Aivazian .

The microcode update is volatile and needs to be uploaded on each system

boot i.e. it doesn't reflash your cpu permanently, reboot and it reverts

back to the old microcode.

Update Information:

Update to upstream 2.1-44. 20240813 Update of 06-55-07/0xbf (CLX-SP/W/X B1/L1) microcode from revision 0x5003605 up to 0x5003707; Update of 06-55-0b/0xbf (CPX-SP A1) microcode from revision 0x7002802 up to 0x7002904; Update of 06-6a-06/0x87 (ICX-SP D0) microcode from revision 0xd0003d1 up to 0xd0003e7; Update of 06-6c-01/0x10 (ICL-D B0) microcode from revision 0x1000290 up to 0x10002b0; Update of 06-7e-05/0x80 (ICL-U/Y D1) microcode from revision 0xc4 up to 0xc6; Update of 06-8c-01/0x80 (TGL-UP3/UP4 B1) microcode from revision 0xb6 up to 0xb8; Update of 06-8c-02/0xc2 (TGL-R C0) microcode from revision 0x36 up to 0x38; Update of 06-8d-01/0xc2 (TGL-H R0) microcode from revision 0x50 up to 0x52; Update of 06-8e-09/0x10 (AML-Y 2+2 H0) microcode from revision 0xf4 up to 0xf6; Update of 06-8e-09/0xc0 (KBL-U/U 2+3e/Y H0/J1) microcode from revision 0xf4 up to 0xf6; Update of 06-8e-0a/0xc0 (CFL-U 4+3e D0, KBL-R Y0) microcode from revision 0xf4 up to 0xf6; Update of 06-8e-0...

Topics%20covered

Topics Covered

security advisory fedora security fix microcode update processor

Change Log

* Thu Aug 29 2024 Eugene Syromiatnikov 2:2.1-64 - Update to upstream 2.1-44. 20240813 - Update of 06-55-07/0xbf (CLX-SP/W/X B1/L1) microcode from revision 0x5003605 up to 0x5003707; - Update of 06-55-0b/0xbf (CPX-SP A1) microcode from revision 0x7002802 up to 0x7002904; - Update of 06-6a-06/0x87 (ICX-SP D0) microcode from revision 0xd0003d1 up to 0xd0003e7; - Update of 06-6c-01/0x10 (ICL-D B0) microcode from revision 0x1000290 up to 0x10002b0; - Update of 06-7e-05/0x80 (ICL-U/Y D1) microcode from revision 0xc4 up to 0xc6; - Update of 06-8c-01/0x80 (TGL-UP3/UP4 B1) microcode from revision 0xb6 up to 0xb8; - Update of 06-8c-02/0xc2 (TGL-R C0) microcode from revision 0x36 up to 0x38; - Update of 06-8d-01/0xc2 (TGL-H R0) microcode from revision 0x50 up to 0x52; - Update of 06-8e-09/0x10 (AML-Y 2+2 H0) microcode from revision 0xf4 up to 0xf6; - Update of 06-8e-09/0xc0 (KBL-U/U 2+3e/Y H0/J1) microcode from revision 0xf4 up to 0xf6; - Update of 06-8e-0a/0xc0 (CFL-U 4+3e D0, KBL-R Y0) microcode from revision 0xf4 up to 0xf6; - Update of 06-8e-0b/0xd0 (WHL-U W0) microcode from revision 0xf4 up to 0xf6; - Update of 06-8e-0c/0x94 (AML-Y 4+2 V0, CML-U 4+2 V0, WHL-U V0) microcode from revision 0xfa up to 0xfc; - Update of 06-96-01/0x01 (EHL B1) microcode from revision 0x19 up to 0x1a; - Update of 06-9e-0a/0x22 (CFL-H/S/Xeon E U0) microcode from revision 0xf6 up to 0xf8; - Update of 06-9e-0b/0x02 (CFL-E/H/S B0) microcode from revision 0xf4 up to 0xf6; - Update of 06-9e-0c/0x22 (CFL-H/S/Xeon E P0) microcode from revision 0xf6 up to 0xf8; - Update of 06-9e-0d/0x22 (CFL-H/S/Xeon E R0) microcode from revision 0xfc up to 0x100; - Update of 06-a5-02/0x20 (CML-H R1) microcode from revision 0xfa up to 0xfc; - Update of 06-a5-03/0x22 (CML-S 6+2 G1) microcode from revision 0xfa up to 0xfc; - Update of 06-a5-05/0x22 (CML-S 10+2 Q0) microcode from revision 0xfa up to 0xfc; - Update of 06-a6-00/0x80 (CML-U 6+2 A0) microcode from revision 0xfa up to 0xfe; - Update of 06-a6-01/0x80 (CML-U 6+2 v2 K1) microcode from revision 0xfa up to 0xfc; - Update of 06-a7-01/0x02 (RKL-S B0) microcode from revision 0x5e up to 0x62; - Update of 06-aa-04/0xe6 (MTL-H/U C0) microcode from revision 0x1c up to 0x1e. - Addresses CVE-2024-24853, CVE-2024-24980, CVE-2024-25939 - Resolves RHBZ#2305324

References


[ 1 ] Bug #2305324 - 20240813 is available https://bugzilla.redhat.com/show_bug.cgi?id=2305324

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2024-67a38b081a' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
critical
Lowest
Low
Medium
High
Critical

Name: microcode_ctl
Product: Fedora 41
Version: 2.1
Release: 64.fc41
URL: https://pagure.io/microcode_ctl
Summary: Tool to transform and deploy CPU microcode update for x86

Topics%20covered

Topics Covered

security advisory fedora security fix microcode update processor

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