Security

• Active Out of Band Patches

Active Out of Band Patches

05-08-2026

Dirty Frag

CMD: 

sh -c "printf 'install esp4 /bin/false\ninstall esp6 /bin/false\ninstall rxrpc /bin/false\n' > /etc/modprobe.d/dirtyfrag.conf; rmmod esp4 esp6 rxrpc 2>/dev/null; echo 3 > /proc/sys/vm/drop_caches; true"

Modified files:

+ /etc/modprobe.d/dirtyfrag.conf

esp4 /bin/false
install esp6 /bin/false
install rxrpc /bin/false

Affected VMs:

• Firewall
• Genesis
• Application
• Logging
• Database
• Xenappliance

Affected Hosts:

• None

Permanent Fix

For VMs that boot from netboot, just reboot the VM

For persistent VMs, remove /etc/modprobe.d/dirtyfrag.conf and reboot