USN-3455-1

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USN-3455-1

Summary: wpa vulnerabilities

Details: Mathy Vanhoef discovered that wpa_supplicant and hostapd incorrectly handled WPA2. A remote attacker could use this issue with key reinstallation attacks to obtain sensitive information. (CVE-2017-13077, CVE-2017-13078, CVE-2017-13079, CVE-2017-13080, CVE-2017-13081, CVE-2017-13082, CVE-2017-13086, CVE-2017-13087, CVE-2017-13088) Imre Rad discovered that wpa_supplicant and hostapd incorrectly handled invalid characters in passphrase parameters. A remote attacker could use this issue to cause a denial of service. (CVE-2016-4476) Imre Rad discovered that wpa_supplicant and hostapd incorrectly handled invalid characters in passphrase parameters. A local attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. (CVE-2016-4477)

References: https://ubuntu.com/security/notices/USN-3455-1, https://ubuntu.com/security/CVE-2016-4476, https://ubuntu.com/security/CVE-2016-4477, https://ubuntu.com/security/CVE-2017-13077, https://ubuntu.com/security/CVE-2017-13078, https://ubuntu.com/security/CVE-2017-13079, https://ubuntu.com/security/CVE-2017-13080, https://ubuntu.com/security/CVE-2017-13081, https://ubuntu.com/security/CVE-2017-13082, https://ubuntu.com/security/CVE-2017-13086, https://ubuntu.com/security/CVE-2017-13087, https://ubuntu.com/security/CVE-2017-13088