[SECURITY] Fedora 33 Update: kernel-tools-5.11.11-200.fc33
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Fedora Update Notification
FEDORA-2021-2306e89112
2021-04-02 01:20:49.435014
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Name : kernel-tools
Product : Fedora 33
Version : 5.11.11
Release : 200.fc33
URL : http://www.kernel.org/
Summary : Assortment of tools for the Linux kernel
Description :
This package contains the tools/ directory from the kernel source
and the supporting documentation.
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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(a)fedoraproject.org> - 5.11.11-200
- Linux v5.11.11
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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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