SUSE Security Update: Security update for MozillaThunderbird
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:1167-1
Rating:             important
References:         #1177542 #1183942 #1184536 
Cross-References:   CVE-2021-23981 CVE-2021-23982 CVE-2021-23984
                    CVE-2021-23987 CVE-2021-23991 CVE-2021-23992
                   
CVSS scores:
                    CVE-2021-23981 (NVD) : 8.1
 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
                    CVE-2021-23982 (NVD) : 6.5
 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
                    CVE-2021-23984 (NVD) : 6.5
 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
                    CVE-2021-23987 (NVD) : 8.8
 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
                    CVE-2021-23991 (SUSE): 4.3
 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Affected Products:
                    SUSE Linux Enterprise Workstation Extension 15-SP3
                    SUSE Linux Enterprise Workstation Extension 15-SP2
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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 version 78.9.1 (MFSA 2021-12,MFSA
     2021-13, bsc#1183942, bsc#1184536)
     * CVE-2021-23981: Texture upload into an unbound backing buffer resulted
       in an out-of-bound read
     * CVE-2021-23982: Internal network hosts could have been probed by a
       malicious webpage
     * CVE-2021-23984: Malicious extensions could have spoofed popup
       information
     * CVE-2021-23987: Memory safety bugs
     * CVE-2021-23991: An attacker may use Thunderbird's OpenPGP key
 refresh
       mechanism to poison an existing key
     * CVE-2021-23993: Inability to send encrypted OpenPGP email after
       importing a crafted OpenPGP key
   - cleaned up and fixed mozilla.sh.in for wayland (bsc#1177542)


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-SP3:

      zypper in -t patch SUSE-SLE-Product-WE-15-SP3-2021-1167=1

   - SUSE Linux Enterprise Workstation Extension 15-SP2:

      zypper in -t patch SUSE-SLE-Product-WE-15-SP2-2021-1167=1



Package List:

   - SUSE Linux Enterprise Workstation Extension 15-SP3 (x86_64):

      MozillaThunderbird-78.9.1-8.20.1
      MozillaThunderbird-debuginfo-78.9.1-8.20.1
      MozillaThunderbird-debugsource-78.9.1-8.20.1
      MozillaThunderbird-translations-common-78.9.1-8.20.1
      MozillaThunderbird-translations-other-78.9.1-8.20.1

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

      MozillaThunderbird-78.9.1-8.20.1
      MozillaThunderbird-debuginfo-78.9.1-8.20.1
      MozillaThunderbird-debugsource-78.9.1-8.20.1
      MozillaThunderbird-translations-common-78.9.1-8.20.1
      MozillaThunderbird-translations-other-78.9.1-8.20.1


References:

   https://www.suse.com/security/cve/CVE-2021-23981.html
   https://www.suse.com/security/cve/CVE-2021-23982.html
   https://www.suse.com/security/cve/CVE-2021-23984.html
   https://www.suse.com/security/cve/CVE-2021-23987.html
   https://www.suse.com/security/cve/CVE-2021-23991.html
   https://www.suse.com/security/cve/CVE-2021-23992.html
   https://bugzilla.suse.com/1177542
   https://bugzilla.suse.com/1183942
   https://bugzilla.suse.com/1184536