openSUSE Security Update: Security update for MozillaFirefox
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2021:0223-1
Rating:             important
References:         #1181414 
Cross-References:   CVE-2020-26976 CVE-2021-23953 CVE-2021-23954
                    CVE-2021-23960 CVE-2021-23964
Affected Products:
                    openSUSE Leap 15.2
______________________________________________________________________________

   An update that fixes 5 vulnerabilities is now available.

Description:

   This update for MozillaFirefox fixes the following issues:

   - Firefox Extended Support Release 78.7.0 ESR  (MFSA 2021-04, bsc#1181414)
     * CVE-2021-23953: Fixed a Cross-origin information leakage via
       redirected PDF requests
     * CVE-2021-23954: Fixed a type confusion when using logical assignment
       operators in JavaScript switch statements
     * CVE-2020-26976: Fixed an issue where HTTPS pages could have been
       intercepted by a registered service worker when they should not have
       been
     * CVE-2021-23960: Fixed a use-after-poison for incorrectly redeclared
       JavaScript variables during GC
     * CVE-2021-23964: Fixed Memory safety bugs

   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 15.2:

      zypper in -t patch openSUSE-2021-223=1



Package List:

   - openSUSE Leap 15.2 (x86_64):

      MozillaFirefox-78.7.0-lp152.2.43.1
      MozillaFirefox-branding-upstream-78.7.0-lp152.2.43.1
      MozillaFirefox-buildsymbols-78.7.0-lp152.2.43.1
      MozillaFirefox-debuginfo-78.7.0-lp152.2.43.1
      MozillaFirefox-debugsource-78.7.0-lp152.2.43.1
      MozillaFirefox-devel-78.7.0-lp152.2.43.1
      MozillaFirefox-translations-common-78.7.0-lp152.2.43.1
      MozillaFirefox-translations-other-78.7.0-lp152.2.43.1


References:

   https://www.suse.com/security/cve/CVE-2020-26976.html
   https://www.suse.com/security/cve/CVE-2021-23953.html
   https://www.suse.com/security/cve/CVE-2021-23954.html
   https://www.suse.com/security/cve/CVE-2021-23960.html
   https://www.suse.com/security/cve/CVE-2021-23964.html
   https://bugzilla.suse.com/1181414