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Red Hat Enterprise Linux: RHSA-2016:1217-01 Critical: Firefox Code Risk

Calendar Jun 08, 2016 • User Avatar LinuxSecurity Advisories
5 - 9 min read
Redhat Large Esm H500
Topics%20covered

Topics Covered

security advisory code execution security impact red hat enterprise linux firefox update critical security fix
An update for firefox is now available for Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which 
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====================================================================                   Red Hat Security Advisory

Synopsis:          Critical: firefox security update
Advisory ID:       RHSA-2016:1217-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2016:1217
Issue date:        2016-06-08
CVE Names:         CVE-2016-2818 CVE-2016-2819 CVE-2016-2821 
                   CVE-2016-2822 CVE-2016-2828 CVE-2016-2831 
====================================================================
1. Summary:

An update for firefox is now available for Red Hat Enterprise Linux 5, Red
Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7.

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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux (v. 5 server) - i386, ppc, s390x, x86_64
Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux Desktop (v. 5 client) - i386, x86_64
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 (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - ppc64, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

3. Description:

Mozilla Firefox is an open source web browser.

This update upgrades Firefox to version 45.2.0 ESR.

Security Fix(es):

* Multiple flaws were found in the processing of malformed web content. A
web page containing malicious content could cause Firefox to crash or,
potentially, execute arbitrary code with the privileges of the user running
Firefox. (CVE-2016-2818, CVE-2016-2819, CVE-2016-2821, CVE-2016-2822,
CVE-2016-2828, CVE-2016-2831)

Red Hat would like to thank the Mozilla project for reporting these issues.
Upstream acknowledges sushi Anton Larsson, firehack, Jordi Chancel,
Christian Holler, Sylvestre Ledru, Tyson Smith, jomo, Jesse Ruderman,
Julian Seward, Timothy Nikkel, Karl Tomlinson, Olli Pettay, and Gary Kwong
as the original reporters.

4. 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.

5. Bugs fixed (https://bugzilla.redhat.com/):

1342887 - CVE-2016-2818 Mozilla: Miscellaneous memory safety hazards (rv:45.2) (MFSA 2016-49)
1342891 - CVE-2016-2819 Mozilla: Buffer overflow parsing HTML5 fragments (MFSA 2016-50)
1342892 - CVE-2016-2821 Mozilla: Use-after-free deleting tables from a contenteditable document (MFSA 2016-51)
1342893 - CVE-2016-2822 Mozilla: Addressbar spoofing though the SELECT element (MFSA 2016-52)
1342895 - CVE-2016-2828 Mozilla: Use-after-free when textures are used in WebGL operations after recycle pool destruction (MFSA 2016-56)
1342898 - CVE-2016-2831 Mozilla: Entering fullscreen and persistent pointerlock without user permission permission (MFSA 2016-59)

6. Package List:

Red Hat Enterprise Linux Desktop (v. 5 client):

Source:
firefox-45.2.0-1.el5_11.src.rpm

i386:
firefox-45.2.0-1.el5_11.i386.rpm
firefox-debuginfo-45.2.0-1.el5_11.i386.rpm

x86_64:
firefox-45.2.0-1.el5_11.i386.rpm
firefox-45.2.0-1.el5_11.x86_64.rpm
firefox-debuginfo-45.2.0-1.el5_11.i386.rpm
firefox-debuginfo-45.2.0-1.el5_11.x86_64.rpm

Red Hat Enterprise Linux (v. 5 server):

Source:
firefox-45.2.0-1.el5_11.src.rpm

i386:
firefox-45.2.0-1.el5_11.i386.rpm
firefox-debuginfo-45.2.0-1.el5_11.i386.rpm

ppc:
firefox-45.2.0-1.el5_11.ppc64.rpm
firefox-debuginfo-45.2.0-1.el5_11.ppc64.rpm

s390x:
firefox-45.2.0-1.el5_11.s390.rpm
firefox-45.2.0-1.el5_11.s390x.rpm
firefox-debuginfo-45.2.0-1.el5_11.s390.rpm
firefox-debuginfo-45.2.0-1.el5_11.s390x.rpm

x86_64:
firefox-45.2.0-1.el5_11.i386.rpm
firefox-45.2.0-1.el5_11.x86_64.rpm
firefox-debuginfo-45.2.0-1.el5_11.i386.rpm
firefox-debuginfo-45.2.0-1.el5_11.x86_64.rpm

Red Hat Enterprise Linux Desktop (v. 6):

Source:
firefox-45.2.0-1.el6_8.src.rpm

i386:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm

x86_64:
firefox-45.2.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.2.0-1.el6_8.x86_64.rpm

Red Hat Enterprise Linux Desktop Optional (v. 6):

x86_64:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm

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

Source:
firefox-45.2.0-1.el6_8.src.rpm

x86_64:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-45.2.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.x86_64.rpm

Red Hat Enterprise Linux Server (v. 6):

Source:
firefox-45.2.0-1.el6_8.src.rpm

i386:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm

ppc64:
firefox-45.2.0-1.el6_8.ppc64.rpm
firefox-debuginfo-45.2.0-1.el6_8.ppc64.rpm

s390x:
firefox-45.2.0-1.el6_8.s390x.rpm
firefox-debuginfo-45.2.0-1.el6_8.s390x.rpm

x86_64:
firefox-45.2.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.2.0-1.el6_8.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 6):

ppc64:
firefox-45.2.0-1.el6_8.ppc.rpm
firefox-debuginfo-45.2.0-1.el6_8.ppc.rpm

s390x:
firefox-45.2.0-1.el6_8.s390.rpm
firefox-debuginfo-45.2.0-1.el6_8.s390.rpm

x86_64:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
firefox-45.2.0-1.el6_8.src.rpm

i386:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm

x86_64:
firefox-45.2.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.2.0-1.el6_8.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 6):

x86_64:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm

Red Hat Enterprise Linux Client (v. 7):

Source:
firefox-45.2.0-1.el7_2.src.rpm

x86_64:
firefox-45.2.0-1.el7_2.x86_64.rpm
firefox-debuginfo-45.2.0-1.el7_2.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

x86_64:
firefox-45.2.0-1.el7_2.i686.rpm
firefox-debuginfo-45.2.0-1.el7_2.i686.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
firefox-45.2.0-1.el7_2.src.rpm

ppc64:
firefox-45.2.0-1.el7_2.ppc64.rpm
firefox-debuginfo-45.2.0-1.el7_2.ppc64.rpm

ppc64le:
firefox-45.2.0-1.el7_2.ppc64le.rpm
firefox-debuginfo-45.2.0-1.el7_2.ppc64le.rpm

s390x:
firefox-45.2.0-1.el7_2.s390x.rpm
firefox-debuginfo-45.2.0-1.el7_2.s390x.rpm

x86_64:
firefox-45.2.0-1.el7_2.x86_64.rpm
firefox-debuginfo-45.2.0-1.el7_2.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

ppc64:
firefox-45.2.0-1.el7_2.ppc.rpm
firefox-debuginfo-45.2.0-1.el7_2.ppc.rpm

s390x:
firefox-45.2.0-1.el7_2.s390.rpm
firefox-debuginfo-45.2.0-1.el7_2.s390.rpm

x86_64:
firefox-45.2.0-1.el7_2.i686.rpm
firefox-debuginfo-45.2.0-1.el7_2.i686.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
firefox-45.2.0-1.el7_2.src.rpm

x86_64:
firefox-45.2.0-1.el7_2.x86_64.rpm
firefox-debuginfo-45.2.0-1.el7_2.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

x86_64:
firefox-45.2.0-1.el7_2.i686.rpm
firefox-debuginfo-45.2.0-1.el7_2.i686.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2016-2818
https://access.redhat.com/security/cve/CVE-2016-2819
https://access.redhat.com/security/cve/CVE-2016-2821
https://access.redhat.com/security/cve/CVE-2016-2822
https://access.redhat.com/security/cve/CVE-2016-2828
https://access.redhat.com/security/cve/CVE-2016-2831
https://access.redhat.com/security/updates/classification/#critical
https://www.mozilla.org/en-US/security/known-vulnerabilities/firefox-esr/#firefoxesr45.2

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2016 Red Hat, Inc.
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Red Hat Enterprise Linux: RHSA-2016:1217-01 Critical: Firefox Code Risk

red hat
Calendar Grey June 8, 2016
Dist Redhat Esm H88
Important security patch released for Mozilla Firefox on Red Hat Enterprise Linux; several vulnerabilities could allow unauthorized code execution.
An update for firefox is now available for Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7

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.
This update upgrades Firefox to version 45.2.0 ESR.
Security Fix(es):
* Multiple flaws were found in the processing of malformed web content. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code with the privileges of the user running Firefox. (CVE-2016-2818, CVE-2016-2819, CVE-2016-2821, CVE-2016-2822, CVE-2016-2828, CVE-2016-2831)
Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges sushi Anton Larsson, firehack, Jordi Chancel, Christian Holler, Sylvestre Ledru, Tyson Smith, jomo, Jesse Ruderman, Julian Seward, Timothy Nikkel, Karl Tomlinson, Olli Pettay, and Gary Kwong as the original reporters.

Topics%20covered

Topics Covered

security advisory code execution security impact red hat enterprise linux firefox update critical security fix

References

https://access.redhat.com/security/cve/CVE-2016-2818 https://access.redhat.com/security/cve/CVE-2016-2819 https://access.redhat.com/security/cve/CVE-2016-2821 https://access.redhat.com/security/cve/CVE-2016-2822 https://access.redhat.com/security/cve/CVE-2016-2828 https://access.redhat.com/security/cve/CVE-2016-2831 https://access.redhat.com/security/updates/classification/#critical https://www.mozilla.org/en-US/security/known-vulnerabilities/firefox-esr/#firefoxesr45.2

Package List

Red Hat Enterprise Linux Desktop (v. 5 client):
Source: firefox-45.2.0-1.el5_11.src.rpm
i386: firefox-45.2.0-1.el5_11.i386.rpm firefox-debuginfo-45.2.0-1.el5_11.i386.rpm
x86_64: firefox-45.2.0-1.el5_11.i386.rpm firefox-45.2.0-1.el5_11.x86_64.rpm firefox-debuginfo-45.2.0-1.el5_11.i386.rpm firefox-debuginfo-45.2.0-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux (v. 5 server):
Source: firefox-45.2.0-1.el5_11.src.rpm
i386: firefox-45.2.0-1.el5_11.i386.rpm firefox-debuginfo-45.2.0-1.el5_11.i386.rpm
ppc: firefox-45.2.0-1.el5_11.ppc64.rpm firefox-debuginfo-45.2.0-1.el5_11.ppc64.rpm
s390x: firefox-45.2.0-1.el5_11.s390.rpm firefox-45.2.0-1.el5_11.s390x.rpm firefox-debuginfo-45.2.0-1.el5_11.s390.rpm firefox-debuginfo-45.2.0-1.el5_11.s390x.rpm
x86_64: firefox-45.2.0-1.el5_11.i386.rpm firefox-45.2.0-1.el5_11.x86_64.rpm firefox-debuginfo-45.2.0-1.el5_11.i386.rpm firefox-debuginfo-45.2.0-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux Desktop (v. 6):
Source: firefox-45.2.0-1.el6_8.src.rpm
i386: firefox-45.2.0-1.el6_8.i686.rpm firefox-debuginfo-45.2.0-1.el6_8.i686.rpm
x86_64: firefox-45.2.0-1.el6_8.x86_64.rpm firefox-debuginfo-45.2.0-1.el6_8.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
x86_64: firefox-45.2.0-1.el6_8.i686.rpm firefox-debuginfo-45.2.0-1.el6_8.i686.rpm


Read the Full Advisory


Severity
critical
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2016:1217-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2016:1217
Issue date: 2016-06-08

Topic

An update for firefox is now available for Red Hat Enterprise Linux 5, RedHat Enterprise Linux 6, and Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Critical. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory code execution security impact red hat enterprise linux firefox update critical security fix

Relevant Releases Architectures

Red Hat Enterprise Linux (v. 5 server) - i386, ppc, s390x, x86_64

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux Desktop (v. 5 client) - i386, x86_64

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 (v. 7) - ppc64, ppc64le, s390x, x86_64

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

Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, s390x, x86_64

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

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

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

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

1342887 - CVE-2016-2818 Mozilla: Miscellaneous memory safety hazards (rv:45.2) (MFSA 2016-49)

1342891 - CVE-2016-2819 Mozilla: Buffer overflow parsing HTML5 fragments (MFSA 2016-50)

1342892 - CVE-2016-2821 Mozilla: Use-after-free deleting tables from a contenteditable document (MFSA 2016-51)

1342893 - CVE-2016-2822 Mozilla: Addressbar spoofing though the SELECT element (MFSA 2016-52)

1342895 - CVE-2016-2828 Mozilla: Use-after-free when textures are used in WebGL operations after recycle pool destruction (MFSA 2016-56)

1342898 - CVE-2016-2831 Mozilla: Entering fullscreen and persistent pointerlock without user permission permission (MFSA 2016-59)

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