-------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2021-73d63662b0 2021-12-26 01:09:10.067800 --------------------------------------------------------------------------------
Name : grub2 Product : Fedora 34 Version : 2.06 Release : 9.fc34 URL : http://www.gnu.org/software/grub/ Summary : Bootloader with support for Linux, Multiboot and more Description :
The GRand Unified Bootloader (GRUB) is a highly configurable and customizable bootloader with modular architecture. It supports a rich variety of kernel formats, file systems, computer architectures and hardware devices.
-------------------------------------------------------------------------------- Update Information:
- restore umask for grub.cfg (CVE-2021-3981) - re-run signing after infrastructure fix -------------------------------------------------------------------------------- ChangeLog:
* Fri Dec 10 2021 Robbie Harwood rharwood@redhat.com - 2.06-9 - Bump to re-run signing (no code changes) * Thu Dec 9 2021 Robbie Harwood rharwood@redhat.com - 2.06-8 - Restore grub.cfg umask (CVE-2021-3981) - Resolves: rhbz#2030358 -------------------------------------------------------------------------------- References:
[ 1 ] Bug #2030358 - CVE-2021-3981 grub2: Incorrect permission in grub.cfg allow unprivileged user to read the file content [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2030358 [ 2 ] Bug #2030940 - Booting with grub2-2.06-9.fc35 and UEFI Secure Boot enabled resulted in Error: Verification Failed: (0x1A) Security Violation https://bugzilla.redhat.com/show_bug.cgi?id=2030940 --------------------------------------------------------------------------------
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2021-73d63662b0' 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 --------------------------------------------------------------------------------