Fedora 34: 5.15.11 Kernel Update Critical: Security Enhancements

The kernel meta package

The 5.15.11 stable kernel update contains a number of important fixes across the

tree.

* Wed Dec 22 2021 Justin M. Forbes [5.15.11-0]

- Fix up Changelog (Justin M. Forbes)

[ 1 ] Bug #2031199 - CVE-2021-28714 CVE-2021-28715 xen: guest can force Linux netback driver to hog large amounts of kernel memory

https://bugzilla.redhat.com/show_bug.cgi?id=2031199

[ 2 ] Bug #2034940 - CVE-2021-28711 CVE-2021-28712 CVE-2021-28713 xen: rogue backends can cause DoS of guests via high frequency events

https://bugzilla.redhat.com/show_bug.cgi?id=2034940

su -c 'dnf upgrade --advisory FEDORA-2021-e6cbca1e9e' 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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