USN-3186-1: iucode-tool vulnerability
1 February 2017
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.10
- Ubuntu 16.04 LTS
iucode-tool could be made to crash or run programs if it opened a specially crafted file.
- iucode-tool - Intel processor microcode tool
It was discovered that iucode-tool incorrectly handled certain microcodes when using the -tr loader. If a user were tricked into processing a specially crafted microcode, a remote attacker could use this issue to cause iucode-tool to crash, resulting in a denial of service, or possibly execute arbitrary code.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.