Fedora has issued an advisory May 12:
The issues are fixed upstream in in 20220510, which is already in updates_testing, but not assigned to QA yet.
ready for test:
mga8-64. Installed, rebooted, no issues.
Apparently not for my CPU: i7-3770
$ journalctl -b | grep microcode
maj 16 11:46:09 svarten.tribun kernel: microcode: microcode updated early to revision 0x21, date = 2019-02-13
maj 16 11:46:09 svarten.tribun kernel: SRBDS: Vulnerable: No microcode
maj 16 11:46:09 svarten.tribun kernel: microcode: sig=0x306a9, pf=0x2, revision=0x21
maj 16 11:46:09 svarten.tribun kernel: microcode: Microcode Update Driver: v2.2.
Intel Core i7-4790
$ sudo journalctl -b | grep microcode
May 16 14:24:38 difda kernel: microcode: microcode updated early to revision 0x28, date = 2019-11-12
May 16 14:24:38 difda kernel: microcode: sig=0x306c3, pf=0x2, revision=0x28
May 16 14:24:38 difda kernel: microcode: Microcode Update Driver: v2.2.
May 16 14:24:39 difda kernel: em28xx 3-7:1.0: microcode start address = 0x0004, boot configuration = 0x01
This machine does not seem to be a system of interest either.
No regressions noticed on my two x86_64 systems. Journal shows no indications
microcode package is used, even though it's installed on aarch64 (rpi 4b) or in
vb guests, as expected.
MGA8-64, on Xfce, Toshiba Laptop
AMD A6-3420M APU
Radeon HD 6520G
RTL8188CE 802.11b/g/n WiFi Adapter
installed microcode. I've been running a number of hours on the system without issue.
MGA8-64 Plasma on Lenovo B50 in Dutch.
No installation issues.
Rebooted after installation, no obvious problems after using this internet access, access to NFS-share (both wifi) and dolphin and Libreoffice.
MGA8-64, Gnome, Asus Laptop
AMD A6-9225 RADEON R4
installed microcode and rebooted
An update for this issue has been pushed to the Mageia Updates repository.
This update also fixed CVE-2022-21123, CVE-2022-21125, CVE-2022-21127, CVE-2022-21166: