openSUSE Security Update: Security update for MozillaThunderbird
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2021:2003-1
Rating:             important
References:         #1186696 
Cross-References:   CVE-2021-29964 CVE-2021-29967
Affected Products:
                    openSUSE Leap 15.3
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   An update that fixes two vulnerabilities is now available.

Description:

   This update for MozillaThunderbird fixes the following issues:

   Mozilla Thunderbird 78.11 (bsc#1186696)

   Security issues fixed:

   - CVE-2021-29964: Out of bounds-read when parsing a `WM_COPYDATA` message
   - CVE-2021-29967: Memory safety bugs fixed in Thunderbird 78.11

   General improvements:

   - OpenPGP could not be disabled for an account if a key was previously
     configured
   - Recipients were unable to decrypt some messages when the sender had
     changed the message encryption from OpenPGP to S/MIME
   - Contacts moved between CardDAV address books were not synced to the new
     server
   - CardDAV compatibility fixes for Google Contacts
   - Folder pane had no clear indication of focus on macOS


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 15.3:

      zypper in -t patch openSUSE-SLE-15.3-2021-2003=1



Package List:

   - openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

      MozillaThunderbird-78.11.0-8.30.1
      MozillaThunderbird-debuginfo-78.11.0-8.30.1
      MozillaThunderbird-debugsource-78.11.0-8.30.1
      MozillaThunderbird-translations-common-78.11.0-8.30.1
      MozillaThunderbird-translations-other-78.11.0-8.30.1


References:

   https://www.suse.com/security/cve/CVE-2021-29964.html
   https://www.suse.com/security/cve/CVE-2021-29967.html
   https://bugzilla.suse.com/1186696