Fedora Update Notification
2021-04-02 00:15:20.376926

Name        : kernel-headers
Product     : Fedora 34
Version     : 5.11.11
Release     : 300.fc34
URL         : https://www.kernel.org/
Summary     : Header files for the Linux kernel for use by glibc
Description :
Kernel-headers includes the C header files that specify the interface
between the Linux kernel and userspace libraries and programs.  The
header files define structures and constants that are needed for
building most standard programs and are also needed for rebuilding the
glibc package.

Update Information:

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

* Tue Mar 30 2021 Justin M. Forbes  - 5.11.11-300
- Linux v5.11.11

  [ 1 ] Bug #1945345 - CVE-2021-29646 kernel: improper input validation in tipc_nl_retrieve_key function in net/tipc/node.c
  [ 2 ] Bug #1945361 - CVE-2021-29647 kernel: information disclosure due to uninitialized data structure in qrtr_recvmsg function in net/qrtr/qrtr.c
  [ 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
  [ 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
  [ 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

This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-41fb54ae9f' at the command
line. For more information, refer to the dnf documentation available at

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