Security update for MozillaFirefox

SUSE Security Update: Security update for MozillaFirefox
Announcement ID: SUSE-SU-2020:3902-1
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-SP1

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 sanitization * 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-SP1:
    zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP1-2020-3902=1

Package List:

  • SUSE Linux Enterprise Module for Desktop Applications 15-SP1 (aarch64 ppc64le s390x x86_64):
    • MozillaFirefox-78.6.0-3.122.1
    • MozillaFirefox-debuginfo-78.6.0-3.122.1
    • MozillaFirefox-debugsource-78.6.0-3.122.1
    • MozillaFirefox-devel-78.6.0-3.122.1
    • MozillaFirefox-translations-common-78.6.0-3.122.1
    • MozillaFirefox-translations-other-78.6.0-3.122.1