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Fedora Update Notification
FEDORA-2021-2306e89112
2021-04-02 01:20:49.435014
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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

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Update Information:

The 5.11.11 stable kernel update contains a number of important fixes across
 the
tree.
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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)
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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
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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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