USN-3505-1: Linux firmware vulnerabilities
6 December 2017
Several security issues were fixed in linux-firmware.
Releases
Packages
- linux-firmware - Firmware for Linux kernel drivers
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)
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.
References
Related notices
- USN-3455-1: wpagui, wpa, wpasupplicant, wpasupplicant-udeb, hostapd