Issued:
2019-10-31
Updated:
2019-10-31

RHSA-2019:3281 - Critical: firefox security update

Synopsis

Critical: firefox security update

Type/Severity

Security Advisory Critical

Topic

An update for firefox is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 68.2.0 ESR.

Security Fix(es):

  • Mozilla: Memory safety bugs fixed in Firefox 70 and Firefox ESR 68.2 (CVE-2019-11764)

  • Mozilla: Use-after-free when creating index updates in IndexedDB (CVE-2019-11757)

  • Mozilla: Potentially exploitable crash due to 360 Total Security (CVE-2019-11758)

  • Mozilla: Stack buffer overflow in HKDF output (CVE-2019-11759)

  • Mozilla: Stack buffer overflow in WebRTC networking (CVE-2019-11760)

  • Mozilla: Unintended access to a privileged JSONView object (CVE-2019-11761)

  • Mozilla: document.domain-based origin isolation has same-origin-property violation (CVE-2019-11762)

  • Mozilla: Incorrect HTML parsing results in XSS bypass technique (CVE-2019-11763)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing the update, Firefox must be restarted for the changes to take effect.

Affected Products

ProductVersionArch
Red Hat Enterprise Linux for Scientific Computing6x86_64
Red Hat Enterprise Linux for Power, big endian6ppc64
Red Hat Enterprise Linux for IBM z Systems6s390x
Red Hat Enterprise Linux Workstation6x86_64
Red Hat Enterprise Linux Workstation6i386
Red Hat Enterprise Linux Server6x86_64
Red Hat Enterprise Linux Server6i386
Red Hat Enterprise Linux Server - Retired Extended Life Cycle Support6x86_64
Red Hat Enterprise Linux Server - Extended Life Cycle Support6x86_64
Red Hat Enterprise Linux Server - Extended Life Cycle Support6i386
Red Hat Enterprise Linux Server - Extended Life Cycle Support Extension6x86_64
Red Hat Enterprise Linux Server - Extended Life Cycle Support Extension6i386
Red Hat Enterprise Linux Server - Extended Life Cycle Support Extension (for IBM z Systems)6s390x
Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems)6s390x
Red Hat Enterprise Linux Desktop6x86_64
Red Hat Enterprise Linux Desktop6i386

Updated Packages

  • firefox-68.2.0-4.el6_10.i686.rpm
  • firefox-debuginfo-68.2.0-4.el6_10.s390x.rpm
  • firefox-68.2.0-4.el6_10.s390x.rpm
  • firefox-68.2.0-4.el6_10.src.rpm
  • firefox-debuginfo-68.2.0-4.el6_10.x86_64.rpm
  • firefox-debuginfo-68.2.0-4.el6_10.i686.rpm
  • firefox-debuginfo-68.2.0-4.el6_10.ppc64.rpm
  • firefox-68.2.0-4.el6_10.ppc64.rpm
  • firefox-68.2.0-4.el6_10.x86_64.rpm

Fixes

CVEs

References

Additional information