openSUSE Security Update: Security update for connman
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2021:0416-1
Rating:             moderate
References:         #1181751 
Cross-References:   CVE-2021-26675 CVE-2021-26676
CVSS scores:
                    CVE-2021-26675 (NVD) : 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-26676 (NVD) : 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Products:
                    openSUSE Leap 15.2
______________________________________________________________________________

   An update that fixes two vulnerabilities is now available.

Description:

   This update for connman fixes the following issues:

   Update to 1.39 (boo#1181751):

   * Fix issue with scanning state synchronization and iwd.
   * Fix issue with invalid key with 4-way handshake offloading.
   * Fix issue with DNS proxy length checks to prevent buffer overflow.
     (CVE-2021-26675)
   * Fix issue with DHCP leaking stack data via uninitialized variable.
     (CVE-2021-26676)

   Update to 1.38:

   * Fix issue with online check on IP address update.
   * Fix issue with OpenVPN and encrypted private keys.
   * Fix issue with finishing of VPN connections.
   * Add support for updated stable iwd APIs.
   * Add support for WireGuard networks.

   Update to 1.37:

   * Fix issue with handling invalid gateway addresses.
   * Fix issue with handling updates of default gateway.
   * Fix issue with DHCP servers that require broadcast flag.
   * Add support for option to use gateways as time servers.
   * Add support for option to select default technology.
   * Add support for Address Conflict Detection (ACD).
   * Add support for IPv6 iptables management.

   Change in 1.36:

   * Fix issue with DNS short response on error handling.
   * Fix issue with handling incoming DNS requests.
   * Fix issue with handling empty timeserver list.
   * Fix issue with incorrect DHCP byte order.
   * Fix issue with AllowDomainnameUpdates handling.
   * Fix issue with IPv4 link-local IP conflict error.
   * Fix issue with handling WISPr over TLS connections.
   * Fix issue with WiFi background scanning handling.
   * Fix issue with WiFi disconnect+connect race condition.
   * Fix issue with WiFi scanning and tethering operation.
   * Fix issue with WiFi security change handling.
   * Fix issue with missing signal for WPS changes.
   * Fix issue with online check retry handling.
   * Add support for systemd-resolved backend.
   * Add support for mDNS configuration setup.


Patch Instructions:

   To install this openSUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - openSUSE Leap 15.2:

      zypper in -t patch openSUSE-2021-416=1



Package List:

   - openSUSE Leap 15.2 (x86_64):

      connman-1.39-lp152.3.3.1
      connman-client-1.39-lp152.3.3.1
      connman-client-debuginfo-1.39-lp152.3.3.1
      connman-debuginfo-1.39-lp152.3.3.1
      connman-debugsource-1.39-lp152.3.3.1
      connman-devel-1.39-lp152.3.3.1
      connman-doc-1.39-lp152.3.3.1
      connman-nmcompat-1.39-lp152.3.3.1
      connman-plugin-hh2serial-gps-1.39-lp152.3.3.1
      connman-plugin-hh2serial-gps-debuginfo-1.39-lp152.3.3.1
      connman-plugin-iospm-1.39-lp152.3.3.1
      connman-plugin-iospm-debuginfo-1.39-lp152.3.3.1
      connman-plugin-l2tp-1.39-lp152.3.3.1
      connman-plugin-l2tp-debuginfo-1.39-lp152.3.3.1
      connman-plugin-openconnect-1.39-lp152.3.3.1
      connman-plugin-openconnect-debuginfo-1.39-lp152.3.3.1
      connman-plugin-openvpn-1.39-lp152.3.3.1
      connman-plugin-openvpn-debuginfo-1.39-lp152.3.3.1
      connman-plugin-polkit-1.39-lp152.3.3.1
      connman-plugin-pptp-1.39-lp152.3.3.1
      connman-plugin-pptp-debuginfo-1.39-lp152.3.3.1
      connman-plugin-tist-1.39-lp152.3.3.1
      connman-plugin-tist-debuginfo-1.39-lp152.3.3.1
      connman-plugin-vpnc-1.39-lp152.3.3.1
      connman-plugin-vpnc-debuginfo-1.39-lp152.3.3.1
      connman-plugin-wireguard-1.39-lp152.3.3.1
      connman-plugin-wireguard-debuginfo-1.39-lp152.3.3.1
      connman-test-1.39-lp152.3.3.1


References:

   https://www.suse.com/security/cve/CVE-2021-26675.html
   https://www.suse.com/security/cve/CVE-2021-26676.html
   https://bugzilla.suse.com/1181751