openSUSE Security Update: Security update for MozillaFirefox
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2021:3993-1
Rating:             important
References:         #1193321 #1193485 
Cross-References:   CVE-2021-43536 CVE-2021-43537 CVE-2021-43538
                    CVE-2021-43539 CVE-2021-43541 CVE-2021-43542
                    CVE-2021-43543 CVE-2021-43545 CVE-2021-43546
                   
CVSS scores:
                    CVE-2021-43537 (NVD) : 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
                    CVE-2021-43541 (NVD) : 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
                    CVE-2021-43542 (NVD) : 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected Products:
                    openSUSE Leap 15.3
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   An update that fixes 9 vulnerabilities is now available.

Description:

   This update for MozillaFirefox fixes the following issues:

   Update to Extended Support Release 91.4.0 (bsc#1193485):

   - CVE-2021-43536: URL leakage when navigating while executing asynchronous
     function
   - CVE-2021-43537: Heap buffer overflow when using structured clone
   - CVE-2021-43538: Missing fullscreen and pointer lock notification when
     requesting both
   - CVE-2021-43539: GC rooting failure when calling wasm instance methods
   - CVE-2021-43541: External protocol handler parameters were unescaped
   - CVE-2021-43542: XMLHttpRequest error codes could have leaked the
     existence of an external protocol handler
   - CVE-2021-43543: Bypass of CSP sandbox directive when embedding
   - CVE-2021-43545: Denial of Service when using the Location API in a loop
   - CVE-2021-43546: Cursor spoofing could overlay user interface when native
     cursor is zoomed
   - Memory safety bugs fixed in Firefox 95 and Firefox ESR 91.4
   - Removed x-scheme-handler/ftp from MozillaFirefox.desktop (bsc#1193321)


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 15.3:

      zypper in -t patch openSUSE-SLE-15.3-2021-3993=1



Package List:

   - openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

      MozillaFirefox-91.4.0-152.9.1
      MozillaFirefox-branding-upstream-91.4.0-152.9.1
      MozillaFirefox-debuginfo-91.4.0-152.9.1
      MozillaFirefox-debugsource-91.4.0-152.9.1
      MozillaFirefox-devel-91.4.0-152.9.1
      MozillaFirefox-translations-common-91.4.0-152.9.1
      MozillaFirefox-translations-other-91.4.0-152.9.1


References:

   https://www.suse.com/security/cve/CVE-2021-43536.html
   https://www.suse.com/security/cve/CVE-2021-43537.html
   https://www.suse.com/security/cve/CVE-2021-43538.html
   https://www.suse.com/security/cve/CVE-2021-43539.html
   https://www.suse.com/security/cve/CVE-2021-43541.html
   https://www.suse.com/security/cve/CVE-2021-43542.html
   https://www.suse.com/security/cve/CVE-2021-43543.html
   https://www.suse.com/security/cve/CVE-2021-43545.html
   https://www.suse.com/security/cve/CVE-2021-43546.html
   https://bugzilla.suse.com/1193321
   https://bugzilla.suse.com/1193485