Meltdown & Spectre – CentOS

This is, for what I’v read about, the two main things that we need to have updated…

kernel-3.10.0-693.11.6.el7.x86_64
microcode_ctl-2.1-22.2.el7.x86_64

Check them trought uname -r and dmesg | grep microcode

 

[[email protected] www]# systemctl status microcode -l
● microcode.service - Load CPU microcode update
 Loaded: loaded (/usr/lib/systemd/system/microcode.service; enabled; vendor preset: enabled)
 Active: inactive (dead) since Fri 2018-01-05 17:43:08 CET; 1 weeks 6 days ago
 Process: 692 ExecStart=/usr/bin/bash -c grep -l GenuineIntel /proc/cpuinfo | xargs grep -l -E "model[[:space:]]*: 79$" > /dev/null || echo 1 > /sys/devices/system/cpu/microcode/reload (code=exited, status=0/SUCCESS)
 Main PID: 692 (code=exited, status=0/SUCCESS)

Jan 05 17:43:08 sd-56969 systemd[1]: Starting Load CPU microcode update...
Jan 05 17:43:08 sd-56969 systemd[1]: Started Load CPU microcode update.

 

 

 

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