Fedora 34: 2021-90083c9c0f Critical: Kernel 5.11.7 DoS Threat

The kernel meta 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]

- This is a released kernel branch (Justin M. Forbes)

* Wed Mar 17 2021 Justin M. Forbes [5.11.7-9]

- Disable weak-modules again rhbz 1828455 (Justin M. Forbes)

- More config updates for gcc-plugin turn off (Justin M. Forbes)

- fedora: the PCH_CAN driver is x86-32 only (Peter Robinson)

- common: disable legacy CAN device support (Peter Robinson)

- common: Enable Microchip MCP251x/MCP251xFD CAN controllers (Peter Robinson)

- common: Bosch MCAN support for Intel Elkhart Lake (Peter Robinson)

- common: enable CAN_PEAK_PCIEFD PCI-E driver (Peter Robinson)

- common: disable CAN_PEAK_PCIEC PCAN-ExpressCard (Peter Robinson)

- common: enable common CAN layer 2 protocols (Peter Robinson)

- ark: disable CAN_LEDS option (Peter Robinson)

[ 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

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/security/

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