Package "openvpn"

  openvpn (2.3.10-1ubuntu2.1) xenial-security; urgency=medium

  * SECURITY UPDATE: birthday attack when using 64-bit block cipher
    - debian/patches/CVE-2016-6329.patch: print warning if 64-bit cipher is
      selected in src/openvpn/crypto.c, src/openvpn/crypto_openssl.c,
      src/openvpn/crypto_polarssl.c, tests/t_lpback.sh.
    - CVE-2016-6329
  * SECURITY UPDATE: DoS due to Exhaustion of Packet-ID counter
    - debian/patches/CVE-2017-7479-pre.patch: merge
      packet_id_alloc_outgoing() into packet_id_write() in
      src/openvpn/crypto.c, src/openvpn/packet_id.c,
      src/openvpn/packet_id.h.
    - debian/patches/CVE-2017-7479.patch: drop packets instead of assert
      out if packet id rolls over in src/openvpn/crypto.c,
      src/openvpn/packet_id.c, src/openvpn/packet_id.h.
    - CVE-2017-7479
  * SECURITY UPDATE: Remotely-triggerable ASSERT() on malformed IPv6 packet
    - debian/patches/CVE-2017-7508.patch: remove assert in
      src/openvpn/mss.c.
    - CVE-2017-7508
  * SECURITY UPDATE: Remote-triggerable memory leaks
    - debian/patches/CVE-2017-7512.patch: fix leaks in
      src/openvpn/ssl_verify_openssl.c.
    - CVE-2017-7512
  * SECURITY UPDATE: Pre-authentication remote crash/information disclosure
    for clients
    - debian/patches/CVE-2017-7520.patch: prevent two kinds of stack buffer
      OOB reads and a crash for invalid input data in src/openvpn/ntlm.c.
    - CVE-2017-7520
  * SECURITY UPDATE: Potential double-free in --x509-alt-username and
    memory leaks
    - debian/patches/CVE-2017-7521.patch: fix double-free in
      src/openvpn/ssl_verify_openssl.c.
    - CVE-2017-7521
  * SECURITY UPDATE: DoS in establish_http_proxy_passthru()
    - debian/patches/establish_http_proxy_passthru_dos.patch: fix
      null-pointer dereference in src/openvpn/proxy.c.
    - No CVE number

 -- Marc Deslauriers <email address hidden> Thu, 22 Jun 2017 10:32:09 -0400