SUSE Security Update: Security update for MozillaThunderbird
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Announcement ID:    SUSE-SU-2021:0245-1
Rating:             important
References:         #1181414 
Cross-References:   CVE-2020-15685 CVE-2020-26976 CVE-2021-23953
                    CVE-2021-23954 CVE-2021-23960 CVE-2021-23964
                   
Affected Products:
                    SUSE Linux Enterprise Workstation Extension 15-SP1
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   An update that fixes 6 vulnerabilities is now available.

Description:

   This update for MozillaThunderbird fixes the following issues:

   - Mozilla Thunderbird was updated to 78.7.0 ESR  (MFSA 2021-05,
     bsc#1181414)
     * CVE-2021-23953: Fixed a Cross-origin information leakage via
       redirected PDF requests
     * CVE-2021-23954: Fixed a type confusion when using logical assignment
       operators in JavaScript switch statements
     * CVE-2020-26976: Fixed an issue where HTTPS pages could have been
       intercepted by a registered service worker when they should not have
       been
     * CVE-2021-23960: Fixed a use-after-poison for incorrectly redeclared
       JavaScript variables during GC
     * CVE-2021-23964: Fixed Memory safety bugs
     * CVE-2020-15685: Fixed an IMAP Response Injection when using STARTTLS


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-SP1:

      zypper in -t patch SUSE-SLE-Product-WE-15-SP1-2021-245=1



Package List:

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

      MozillaThunderbird-78.7.0-3.119.1
      MozillaThunderbird-debuginfo-78.7.0-3.119.1
      MozillaThunderbird-debugsource-78.7.0-3.119.1
      MozillaThunderbird-translations-common-78.7.0-3.119.1
      MozillaThunderbird-translations-other-78.7.0-3.119.1


References:

   https://www.suse.com/security/cve/CVE-2020-15685.html
   https://www.suse.com/security/cve/CVE-2020-26976.html
   https://www.suse.com/security/cve/CVE-2021-23953.html
   https://www.suse.com/security/cve/CVE-2021-23954.html
   https://www.suse.com/security/cve/CVE-2021-23960.html
   https://www.suse.com/security/cve/CVE-2021-23964.html
   https://bugzilla.suse.com/1181414