Fedora 34: FEDORA-2021-90083c9c0f Critical: Kernel Headers Security Fixes

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.

The 5.11.7 stable kernel update contains a number if important fixes across the

tree.

* Wed Mar 17 2021 Justin M. Forbes - 5.11.7-300

- Linux v5.11.7

[ 1 ] Bug #1939164 - CVE-2021-28375 kernel: fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages

https://bugzilla.redhat.com/show_bug.cgi?id=1939164

su -c 'dnf upgrade --advisory FEDORA-2021-90083c9c0f' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

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