[USN-3505-1] Linux firmware vulnerabilities

Steve Beattie steve.beattie at canonical.com
Wed Dec 6 07:07:05 UTC 2017

Ubuntu Security Notice USN-3505-1
December 06, 2017

linux-firmware vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 17.10
- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS


Several security issues were fixed in linux-firmware.

Software Description:
- linux-firmware: Firmware for Linux kernel drivers


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:
  linux-firmware                  1.169.1

Ubuntu 17.04:
  linux-firmware                  1.164.2

Ubuntu 16.04 LTS:
  linux-firmware                  1.157.14

Ubuntu 14.04 LTS:
  linux-firmware                  1.127.24

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

  CVE-2017-13080, CVE-2017-13081

Package Information:

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 801 bytes
Desc: not available
URL: <https://lists.ubuntu.com/archives/ubuntu-security-announce/attachments/20171205/455bb203/attachment.sig>

More information about the ubuntu-security-announce mailing list