Security update for MozillaThunderbird (important)

An update that fixes 7 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-2021-23992: A crafted OpenPGP key with an invalid user ID could be
    used to confuse the user
  • 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)

This update was imported from the SUSE:SLE-15-SP2:Update update project.

Patch Instructions:

To install this openSUSE 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:

• openSUSE Leap 15.2:

  zypper in -t patch openSUSE-2021-580=1