========================================================================== Ubuntu Security Notice USN-4098-1 August 14, 2019
wpa vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 19.04 - Ubuntu 18.04 LTS Summary: wpa_supplicant and hostapd could be made to expose sensitive information over the network. Software Description: - wpa: client support for WPA and WPA2 Details: 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. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04: hostapd 2:2.6-21ubuntu3.2 wpasupplicant 2:2.6-21ubuntu3.2 Ubuntu 18.04 LTS: hostapd 2:2.6-15ubuntu2.4 wpasupplicant 2:2.6-15ubuntu2.4 After a standard system update you need to reboot your computer to make all the necessary changes. References: https://usn.ubuntu.com/4098-1 CVE-2019-13377 Package Information: https://launchpad.net/ubuntu/+source/wpa/2:2.6-21ubuntu3.2 https://launchpad.net/ubuntu/+source/wpa/2:2.6-15ubuntu2.4
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