Fedora Linux 8782 Published by

A microcode_ctl security update has been released for Fedora 31.



SECURITY: Fedora 31 Update: microcode_ctl-2.1-39.fc31


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Fedora Update Notification
FEDORA-2020-11ddbfbdf0
2020-06-26 01:06:35.371773
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Name : microcode_ctl
Product : Fedora 31
Version : 2.1
Release : 39.fc31
URL :   https://pagure.io/microcode_ctl
Summary : Tool to transform and deploy CPU microcode update for x86
Description :
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.

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Update Information:

Security fix for CVE-2020-0548, CVE-2020-0549, CVE-2020-0543 ---- Security
fixes for CVE-2020-0548, CVE-2020-0549, CVE-2020-0543
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ChangeLog:

* Tue Jun 16 2020 Anton Arapov 2:2.1-39
- Update to upstream 2.1-29. 20200616
* Wed Jun 10 2020 Anton Arapov 2:2.1-38
- Update to upstream 2.1-28. 20200609
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References:

[ 1 ] Bug #1788786 - CVE-2020-0548 hw: Vector Register Data Sampling
  https://bugzilla.redhat.com/show_bug.cgi?id=1788786
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2020-11ddbfbdf0' 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

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
  https://fedoraproject.org/keys