-------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2021-2306e89112 2021-04-02 01:20:49.435014 --------------------------------------------------------------------------------
Name : kernel Product : Fedora 33 Version : 5.11.11 Release : 200.fc33 URL : https://www.kernel.org/ Summary : The Linux kernel Description : The kernel meta package
-------------------------------------------------------------------------------- Update Information:
The 5.11.11 stable kernel update contains a number of important fixes across the tree. -------------------------------------------------------------------------------- ChangeLog:
* Tue Mar 30 2021 Justin M. Forbes jforbes@fedoraproject.org [5.11.11-200] - Set CONFIG_XEN_MEMORY_HOTPLUG_LIMIT as required by 5.11.11 (Justin M. Forbes) * Tue Mar 30 2021 Justin M. Forbes jforbes@fedoraproject.org [5.11.11-13] - drm/i915: Disable LTTPR support when the DPCD rev < 1.4 (Imre Deak) - drm/i915/dp: Prevent setting the LTTPR LT mode if no LTTPRs are detected (Imre Deak) - drm/i915/ilk-glk: Fix link training on links with LTTPRs (Imre Deak) - redhat/mod-blacklist.sh: Fix floppy blacklisting (Hans de Goede) -------------------------------------------------------------------------------- References:
[ 1 ] Bug #1945345 - CVE-2021-29646 kernel: improper input validation in tipc_nl_retrieve_key function in net/tipc/node.c https://bugzilla.redhat.com/show_bug.cgi?id=1945345 [ 2 ] Bug #1945361 - CVE-2021-29647 kernel: information disclosure due to uninitialized data structure in qrtr_recvmsg function in net/qrtr/qrtr.c https://bugzilla.redhat.com/show_bug.cgi?id=1945361 [ 3 ] Bug #1945373 - CVE-2021-29648 kernel: DoS due to BPF subsystem does not properly consider that resolved_ids and resolved_sizes are intentionally uninitialized in the vmlinux BPF https://bugzilla.redhat.com/show_bug.cgi?id=1945373 [ 4 ] Bug #1945379 - CVE-2021-29649 kernel: memory leak in user mode driver due to lack of cleanup steps in kernel/usermode_driver.c and kernel/bpf/preload/bpf_preload_kern.c https://bugzilla.redhat.com/show_bug.cgi?id=1945379 [ 5 ] Bug #1945388 - CVE-2021-29650 kernel: lack a full memory barrier upon the assignment of a new table value in net/netfilter/x_tables.c and include/linux/netfilter/x_tables.h may lead to DoS https://bugzilla.redhat.com/show_bug.cgi?id=1945388 --------------------------------------------------------------------------------
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2021-2306e89112' 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 --------------------------------------------------------------------------------
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