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Fedora 35: FEDORA-2022-98830efc68 Critical: shim-unsigned-x64 Bootloader

fedora
Calendar Grey June 16, 2022
Dist Fedora Esm H88
This enhancement for shim-unsigned-x86_64 on Fedora addresses vulnerabilities such as CVE-2023-26742. Critical for maintaining secure boot configurations.
This fixes several issues, most notably BZ#1955416 and CVE-2022-28737

Summary

Initial UEFI bootloader that handles chaining to a trusted full

bootloader under secure boot environments.

This fixes several issues, most notably BZ#1955416 and CVE-2022-28737. Please

test.

* Tue Jun 7 2022 Peter Jones - 15.6-1

- Update to shim-15.6

Resolves: CVE-2022-28737

* Thu Mar 10 2022 Peter Jones - 15.5-1

- Update to shim 15.5

- lots of minor fixes

[ 1 ] Bug #1922565 - EFI HTTP boot fails if the HTTP headers are lower case

https://bugzilla.redhat.com/show_bug.cgi?id=1922565

[ 2 ] Bug #1955416 - Lenovo ThinkPad T490, unable to boot following clean install, stuck at splash screen

https://bugzilla.redhat.com/show_bug.cgi?id=1955416

[ 3 ] Bug #2010595 - Cannot install firmware if secureboot is enabled

https://bugzilla.redhat.com/show_bug.cgi?id=2010595

[ 4 ] Bug #2029396 - shimx64.efi does not boot into fwupdx64.efi

https://bugzilla.redhat.com/show_bug.cgi?id=2029396

[ 5 ] Bug #2078114 - Shim bug prevents firmware update in a ThinkPad firmware updates

https://bugzilla.redhat.com/show_bug.cgi?id=2078114

su -c 'dnf upgrade --advisory FEDORA-2022-98830efc68' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

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/security/

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Change Log

References

Update Instructions

Severity
critical
Lowest
Low
Medium
High
Critical

Product: Fedora 35
Version: 15.6
Release: 1
Summary: First-stage UEFI bootloader

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