[USN-4098-1] wpa_supplicant and hostapd vulnerability
marc.deslauriers at canonical.com
Wed Aug 14 13:58:08 UTC 2019
Ubuntu Security Notice USN-4098-1
August 14, 2019
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.04
- Ubuntu 18.04 LTS
wpa_supplicant and hostapd could be made to expose sensitive information
over the network.
- wpa: client support for WPA and WPA2
It was discovered that wpa_supplicant and hostapd were vulnerable to a side
channel attack against EAP-pwd. A remote attacker could possibly use this
issue to recover certain passwords.
The problem can be corrected by updating your system to the following
Ubuntu 18.04 LTS:
After a standard system update you need to reboot your computer to make
all the necessary changes.
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