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USN-3505-1: Linux firmware vulnerabilities

6 December 2017

Several security issues were fixed in linux-firmware.

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Releases

Packages

Details

Mathy Vanhoef discovered that the firmware for several Intel WLAN
devices incorrectly handled WPA2 in relation to Wake on WLAN. A
remote attacker could use this issue with key reinstallation attacks
to obtain sensitive information. (CVE-2017-13080, CVE-2017-13081)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 17.10
Ubuntu 17.04
Ubuntu 16.04
Ubuntu 14.04

After a standard system update you need to reboot your computer to make
all the necessary changes.

Related notices

  • USN-3455-1: hostapd, wpasupplicant, wpa, wpagui, wpasupplicant-udeb