Security update for MozillaThunderbird

Announcement ID: SUSE-SU-2021:2003-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2021-29964 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
  • CVE-2021-29967 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise Desktop 15 SP2
  • SUSE Linux Enterprise Desktop 15 SP3
  • SUSE Linux Enterprise Server 15 SP2
  • SUSE Linux Enterprise Server 15 SP3
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2
  • SUSE Linux Enterprise Server for SAP Applications 15 SP3
  • SUSE Linux Enterprise Workstation Extension 15 SP2
  • SUSE Linux Enterprise Workstation Extension 15 SP3

An update that solves two vulnerabilities can now be installed.

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 SUSE 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-SP2-2021-2003=1
  • SUSE Linux Enterprise Workstation Extension 15 SP3
    zypper in -t patch SUSE-SLE-Product-WE-15-SP3-2021-2003=1

Package List:

  • SUSE Linux Enterprise Workstation Extension 15 SP2 (x86_64)
    • 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
    • MozillaThunderbird-78.11.0-8.30.1
  • SUSE Linux Enterprise Workstation Extension 15 SP3 (x86_64)
    • 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
    • MozillaThunderbird-78.11.0-8.30.1

References: