SUSE Security Update: Security update for MozillaThunderbird
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Announcement ID:    SUSE-SU-2020:3418-1
Rating:             moderate
References:         #1178611 
Cross-References:   CVE-2020-26950
Affected Products:
                    SUSE Linux Enterprise Workstation Extension 15-SP2
                    SUSE Linux Enterprise Workstation Extension 15-SP1
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   An update that fixes one vulnerability is now available.

Description:

   This update for MozillaThunderbird fixes the following issues:

   - Mozilla Thunderbird 78.4.2 MFSA 2020-49 (bsc#1178611)
     * CVE-2020-26950 (bmo#1675905) Write side effects in MCallGetProperty
       opcode not accounted for
   - Mozilla Thunderbird 78.4.1
     * new: Thunderbird prompts for an address to use when starting an email
       from an address book entry with multiple addresses (bmo#84028)
     * fixed: Searching global search results did not work (bmo#1664761)
     * fixed: Link location was not focused by default when adding a
       hyperlink in message composer (bmo#1670660)
     * fixed: Advanced address book search dialog was unusable (bmo#1668147)
     * fixed: Encrypted draft reply emails lost "Re:" prefix (bmo#1661510)
     * fixed: Replying to a newsgroup message did not open the compose window
       (bmo#1672667)
     * fixed: Unable to delete multiple newsgroup messages (bmo#1657988)
     * fixed: Appmenu displayed visual glitches (bmo#1636243)
     * fixed: Visual glitches when selecting multiple messages in the message
       pane and using Ctrl+click (bmo#1671800)
     * fixed: Switching between dark and light mode could lead to unreadable
       text on macOS (bmo#1668989)


Patch Instructions:

   To install this SUSE 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:

   - SUSE Linux Enterprise Workstation Extension 15-SP2:

      zypper in -t patch SUSE-SLE-Product-WE-15-SP2-2020-3418=1

   - SUSE Linux Enterprise Workstation Extension 15-SP1:

      zypper in -t patch SUSE-SLE-Product-WE-15-SP1-2020-3418=1



Package List:

   - SUSE Linux Enterprise Workstation Extension 15-SP2 (x86_64):

      MozillaThunderbird-78.4.2-3.103.2
      MozillaThunderbird-debuginfo-78.4.2-3.103.2
      MozillaThunderbird-debugsource-78.4.2-3.103.2
      MozillaThunderbird-translations-common-78.4.2-3.103.2
      MozillaThunderbird-translations-other-78.4.2-3.103.2

   - SUSE Linux Enterprise Workstation Extension 15-SP1 (x86_64):

      MozillaThunderbird-78.4.2-3.103.2
      MozillaThunderbird-debuginfo-78.4.2-3.103.2
      MozillaThunderbird-debugsource-78.4.2-3.103.2
      MozillaThunderbird-translations-common-78.4.2-3.103.2
      MozillaThunderbird-translations-other-78.4.2-3.103.2


References:

   https://www.suse.com/security/cve/CVE-2020-26950.html
   https://bugzilla.suse.com/1178611