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             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.2947
                  Security update for MozillaThunderbird
                             1 September 2021

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           MozillaThunderbird
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Denial of Service               -- Remote with User Interaction
                   Access Confidential Data        -- Remote with User Interaction
                   Reduced Security                -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-29989 CVE-2021-29988 CVE-2021-29986
                   CVE-2021-29985 CVE-2021-29984 CVE-2021-29980

Reference:         ESB-2021.2825
                   ESB-2021.2779
                   ESB-2021.2772
                   ESB-2021.2770
                   ESB-2021.2769

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2021/suse-su-20212874-1

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SUSE Security Update: Security update for MozillaThunderbird

______________________________________________________________________________

Announcement ID:   SUSE-SU-2021:2874-1
Rating:            important
References:        #1188891
Cross-References:  CVE-2021-29980 CVE-2021-29984 CVE-2021-29985 CVE-2021-29986
                   CVE-2021-29988 CVE-2021-29989
Affected Products:
                   SUSE Linux Enterprise Workstation Extension 15-SP3
                   SUSE Linux Enterprise Workstation Extension 15-SP2
______________________________________________________________________________

An update that fixes 6 vulnerabilities is now available.

Description:

This update for MozillaThunderbird fixes the following issues:
Update to version 78.13 (MFSA 2021-35, bsc#1188891)

  o CVE-2021-29986: Race condition when resolving DNS names could have led to
    memory corruption
  o CVE-2021-29988: Memory corruption as a result of incorrect style treatment
  o CVE-2021-29984: Incorrect instruction reordering during JIT optimization
  o CVE-2021-29980: Uninitialized memory in a canvas object could have led to
    memory corruption
  o CVE-2021-29985: Use-after-free media channels
  o CVE-2021-29989: Memory safety bugs fixed in Thunderbird 78.13

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:

  o SUSE Linux Enterprise Workstation Extension 15-SP3:
    zypper in -t patch SUSE-SLE-Product-WE-15-SP3-2021-2874=1
  o SUSE Linux Enterprise Workstation Extension 15-SP2:
    zypper in -t patch SUSE-SLE-Product-WE-15-SP2-2021-2874=1

Package List:

  o SUSE Linux Enterprise Workstation Extension 15-SP3 (x86_64):
       MozillaThunderbird-78.13.0-8.36.1
       MozillaThunderbird-debuginfo-78.13.0-8.36.1
       MozillaThunderbird-debugsource-78.13.0-8.36.1
       MozillaThunderbird-translations-common-78.13.0-8.36.1
       MozillaThunderbird-translations-other-78.13.0-8.36.1
  o SUSE Linux Enterprise Workstation Extension 15-SP2 (x86_64):
       MozillaThunderbird-78.13.0-8.36.1
       MozillaThunderbird-debuginfo-78.13.0-8.36.1
       MozillaThunderbird-debugsource-78.13.0-8.36.1
       MozillaThunderbird-translations-common-78.13.0-8.36.1
       MozillaThunderbird-translations-other-78.13.0-8.36.1


References:

  o https://www.suse.com/security/cve/CVE-2021-29980.html
  o https://www.suse.com/security/cve/CVE-2021-29984.html
  o https://www.suse.com/security/cve/CVE-2021-29985.html
  o https://www.suse.com/security/cve/CVE-2021-29986.html
  o https://www.suse.com/security/cve/CVE-2021-29988.html
  o https://www.suse.com/security/cve/CVE-2021-29989.html
  o https://bugzilla.suse.com/1188891

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