openSUSE Security Update: Security update for enigmail
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2018:1330-1
Rating:             moderate
References:         #1093151 #1093152 
Cross-References:   CVE-2017-17688 CVE-2017-17689
Affected Products:
                    openSUSE Leap 42.3
______________________________________________________________________________

   An update that fixes two vulnerabilities is now available.

Description:

   This update for enigmail to version 2.0.4 fixes multiple issues.

   Security issues fixed:

   - CVE-2017-17688: CFB gadget attacks allowed to exfiltrate plaintext out
     of encrypted emails. enigmail now fails on GnuPG integrity check
     warnings for old Algorithms (bsc#1093151)
   - CVE-2017-17689: CBC gadget attacks allows to exfiltrate plaintext out of
     encrypted emails (bsc#1093152)

   This update also includes new and updated functionality:

   - The Encryption and Signing buttons now work for both OpenPGP and S/MIME.
     Enigmail will chose between S/MIME or OpenPGP depending on whether the
     keys for all recipients are available for the respective standard
   - Support for the Autocrypt standard, which is now enabled by default
   - Support for Pretty Easy Privacy (p≡p)
   - Support for Web Key Directory (WKD)
   - The message subject can now be encrypted and replaced with a dummy
     subject, following the Memory Hole standard forprotected Email Headers
   - keys on keyring are automatically refreshed from keyservers at irregular
     intervals
   - Subsequent updates of Enigmail no longer require a restart of Thunderbird
   - Keys are internally addressed using the fingerprint instead of the key ID


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 42.3:

      zypper in -t patch openSUSE-2018-470=1



Package List:

   - openSUSE Leap 42.3 (i586 x86_64):

      enigmail-2.0.4-12.1


References:

   https://www.suse.com/security/cve/CVE-2017-17688.html
   https://www.suse.com/security/cve/CVE-2017-17689.html
   https://bugzilla.suse.com/1093151
   https://bugzilla.suse.com/1093152

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