SUSE-SU-2017:2838-1

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SUSE-SU-2017:2838-1

Summary: Security update for openvpn

Details: This update for openvpn fixes the following security issues: - CVE-2017-12166: OpenVPN was vulnerable to a buffer overflow vulnerability when key-method 1 is used, possibly resulting in code execution. (bsc#1060877). - CVE-2016-6329: Now show which ciphers should no longer be used in openvpn --show-ciphers to avoid the SWEET32 attack (bsc#995374) - CVE-2017-7478: OpenVPN was vulnerable to unauthenticated Denial of Service of server via received large control packet. (bsc#1038709) - CVE-2017-7479: OpenVPN was vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker. (bsc#1038711) - Some other hardening fixes have also been applied (bsc#1038713)

References: https://www.suse.com/support/update/announcement/2017/suse-su-20172838-1/, https://bugzilla.suse.com/1038709, https://bugzilla.suse.com/1038711, https://bugzilla.suse.com/1038713, https://bugzilla.suse.com/1060877, https://bugzilla.suse.com/995374, https://www.suse.com/security/cve/CVE-2016-6329, https://www.suse.com/security/cve/CVE-2017-12166, https://www.suse.com/security/cve/CVE-2017-7478, https://www.suse.com/security/cve/CVE-2017-7479