Security update for MozillaThunderbird (important)

An update that fixes 7 vulnerabilities is now available.

Description:

This update for MozillaThunderbird to version 68.4.1 fixes the following
issues:

Security issues fixed:

• CVE-2019-17026: IonMonkey type confusion with StoreElementHole and
  FallibleStoreElement
• CVE-2019-17016: Bypass of @namespace CSS sanitization during pasting
• CVE-2019-17017: Type Confusion in XPCVariant.cpp
• CVE-2019-17022: CSS sanitization does not escape HTML tags
• CVE-2019-17024: multiple Memory safety bugs fixed

Non-security issues fixed:

• Various improvements when setting up an account for a Microsoft Exchange
  server. For example better detection for Office 365 accounts.

This update was imported from the SUSE:SLE-15: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 15.1:

  zypper in -t patch openSUSE-2020-94=1