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RedHat: RHSA-2019-3281-01 Critical: Firefox Security Issue

red hat
Calendar Grey October 31, 2019
Scroller Redhat
Important security patch for Firefox in CentOS 6 resolves various critical vulnerabilities and introduces enhancements.
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

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.

Summary

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.

Topics%20covered

Topics Covered

security advisory security issue red hat critical software update firefox memory safety

References

https://access.redhat.com/security/cve/CVE-2019-11757 https://access.redhat.com/security/cve/CVE-2019-11758 https://access.redhat.com/security/cve/CVE-2019-11759 https://access.redhat.com/security/cve/CVE-2019-11760 https://access.redhat.com/security/cve/CVE-2019-11761 https://access.redhat.com/security/cve/CVE-2019-11762 https://access.redhat.com/security/cve/CVE-2019-11763 https://access.redhat.com/security/cve/CVE-2019-11764 https://access.redhat.com/security/updates/classification#critical https://www.mozilla.org/en-US/security/advisories/mfsa2019-33/

Package List

Red Hat Enterprise Linux Desktop (v. 6):
Source: firefox-68.2.0-4.el6_10.src.rpm
i386: firefox-68.2.0-4.el6_10.i686.rpm firefox-debuginfo-68.2.0-4.el6_10.i686.rpm
x86_64: firefox-68.2.0-4.el6_10.x86_64.rpm firefox-debuginfo-68.2.0-4.el6_10.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
x86_64: firefox-68.2.0-4.el6_10.i686.rpm firefox-debuginfo-68.2.0-4.el6_10.i686.rpm
Red Hat Enterprise Linux HPC Node Optional (v. 6):
Source: firefox-68.2.0-4.el6_10.src.rpm
x86_64: firefox-68.2.0-4.el6_10.i686.rpm firefox-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.x86_64.rpm
Red Hat Enterprise Linux Server (v. 6):
Source: firefox-68.2.0-4.el6_10.src.rpm
i386: firefox-68.2.0-4.el6_10.i686.rpm firefox-debuginfo-68.2.0-4.el6_10.i686.rpm
ppc64: firefox-68.2.0-4.el6_10.ppc64.rpm firefox-debuginfo-68.2.0-4.el6_10.ppc64.rpm
s390x: firefox-68.2.0-4.el6_10.s390x.rpm firefox-debuginfo-68.2.0-4.el6_10.s390x.rpm
x86_64: firefox-68.2.0-4.el6_10.x86_64.rpm firefox-debuginfo-68.2.0-4.el6_10.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
x86_64: firefox-68.2.0-4.el6_10.i686.rpm firefox-debuginfo-68.2.0-4.el6_10.i686.rpm
Red Hat Enterprise Linux Workstation (v. 6):


Read the Full Advisory


Severity
critical
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:3281-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:3281
Issue date: 2019-10-31

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.

Topics%20covered

Topics Covered

security advisory security issue red hat critical software update firefox memory safety

Relevant Releases Architectures

Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64

Red Hat Enterprise Linux Desktop Optional (v. 6) - x86_64

Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64

Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 6) - x86_64

Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64

Red Hat Enterprise Linux Workstation Optional (v. 6) - x86_64

Bugs Fixed

1764438 - CVE-2019-11757 Mozilla: Use-after-free when creating index updates in IndexedDB

1764439 - CVE-2019-11758 Mozilla: Potentially exploitable crash due to 360 Total Security

1764440 - CVE-2019-11759 Mozilla: Stack buffer overflow in HKDF output

1764441 - CVE-2019-11760 Mozilla: Stack buffer overflow in WebRTC networking

1764442 - CVE-2019-11761 Mozilla: Unintended access to a privileged JSONView object

1764443 - CVE-2019-11762 Mozilla: document.domain-based origin isolation has same-origin-property violation

1764444 - CVE-2019-11763 Mozilla: Incorrect HTML parsing results in XSS bypass technique

1764446 - CVE-2019-11764 Mozilla: Memory safety bugs fixed in Firefox 70 and Firefox ESR 68.2

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