This is the official release announcement for IPFire 2.19 – Core Update 107. It mainly comes with a fix for the Dirty COW vulnerability in the Linux kernel and fixes various issues with the latest DNS proxy update in Core Update version 106.

Dirty COW

This update patches the IPFire Linux kernel against a recently disclosed vulnerability called Dirty COW. This is a local privilege escalation bug which could be used by a local attacker to gain root privileges.


  • A further patch fixes Intel processors with AES-NI which’s hardware supports encryption with 256 and 192 bit key length, but was not properly implemented in the Linux kernel
  • A fix to show the new unbound DNS proxy in the log section of the web user interface
  • hdparm 9.5.0 and libjpeg 1.5.1 have been updated

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