SUSE-SU-2020:3901-1: critical: Security update for MozillaFirefox

sle-security-updates at sle-security-updates at
Mon Dec 21 16:18:27 MST 2020

   SUSE Security Update: Security update for MozillaFirefox

Announcement ID:    SUSE-SU-2020:3901-1
Rating:             critical
References:         #1180039 
Cross-References:   CVE-2020-16042 CVE-2020-26971 CVE-2020-26973
                    CVE-2020-26974 CVE-2020-26978 CVE-2020-35111
                    CVE-2020-35112 CVE-2020-35113
Affected Products:
                    SUSE Linux Enterprise Module for Desktop Applications 15-SP2

   An update that fixes 8 vulnerabilities is now available.


   This update for MozillaFirefox fixes the following issues:

   - Firefox Extended Support Release 78.6.0 ESR
     * Fixed: Various stability, functionality, and security fixes MFSA
       2020-55 (bsc#1180039)
     * CVE-2020-16042 (bmo#1679003) Operations on a BigInt could have caused
       uninitialized memory to be exposed
     * CVE-2020-26971 (bmo#1663466) Heap buffer overflow in WebGL
     * CVE-2020-26973 (bmo#1680084) CSS Sanitizer performed incorrect
     * CVE-2020-26974 (bmo#1681022) Incorrect cast of StyleGenericFlexBasis
       resulted in a heap use-after-free
     * CVE-2020-26978 (bmo#1677047) Internal network hosts could have been
       probed by a malicious webpage
     * CVE-2020-35111 (bmo#1657916) The proxy.onRequest API did not catch
       view-source URLs
     * CVE-2020-35112 (bmo#1661365) Opening an extension-less download may
       have inadvertently launched an executable instead
     * CVE-2020-35113 (bmo#1664831, bmo#1673589) Memory safety bugs fixed in
       Firefox 84 and Firefox ESR 78.6

Patch Instructions:

   To install this SUSE 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:

   - SUSE Linux Enterprise Module for Desktop Applications 15-SP2:

      zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP2-2020-3901=1

Package List:

   - SUSE Linux Enterprise Module for Desktop Applications 15-SP2 (aarch64 ppc64le s390x x86_64):



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