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Red Hat Enterprise Linux 5, 6, 7: RHSA-2016:1551-01 Critical Firefox Update

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Calendar Grey August 3, 2016
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Stay informed about the latest Mozilla Firefox update, which addresses critical vulnerabilities, improves performance, and enhances security across systems
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 45.3.0 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-2016-2836, CVE-2016-5258, CVE-2016-5259, CVE-2016-5252, CVE-2016-5263, CVE-2016-2830, CVE-2016-2838, CVE-2016-5254, CVE-2016-5262, CVE-2016-5264, CVE-2016-5265, CVE-2016-2837)
Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Looben Yang, Carsten Book, Christian Holler, Gary Kwong, Jesse Ruderman, Andrew McCreight, Phil Ringnalda, Philipp, Toni Huttunen, Georg Koppen, Abhishek Arya, Atte Kettunen, Nils, Nikita Arykov, and Abdulrahman Alqabandi as the original reporters.

Topics%20covered

Topics Covered

security advisory security issue critical software update firefox red hat enterprise web browser fix

References

https://access.redhat.com/security/cve/CVE-2016-2830 https://access.redhat.com/security/cve/CVE-2016-2836 https://access.redhat.com/security/cve/CVE-2016-2837 https://access.redhat.com/security/cve/CVE-2016-2838 https://access.redhat.com/security/cve/CVE-2016-5252 https://access.redhat.com/security/cve/CVE-2016-5254 https://access.redhat.com/security/cve/CVE-2016-5258 https://access.redhat.com/security/cve/CVE-2016-5259 https://access.redhat.com/security/cve/CVE-2016-5262 https://access.redhat.com/security/cve/CVE-2016-5263 https://access.redhat.com/security/cve/CVE-2016-5264 https://access.redhat.com/security/cve/CVE-2016-5265 https://access.redhat.com/security/updates/classification#critical https://www.mozilla.org/en-US/security/known-vulnerabilities/firefox-esr/#firefoxesr45.3

Package List

Red Hat Enterprise Linux Desktop (v. 5 client):
Source: firefox-45.3.0-1.el5_11.src.rpm
i386: firefox-45.3.0-1.el5_11.i386.rpm firefox-debuginfo-45.3.0-1.el5_11.i386.rpm
x86_64: firefox-45.3.0-1.el5_11.i386.rpm firefox-45.3.0-1.el5_11.x86_64.rpm firefox-debuginfo-45.3.0-1.el5_11.i386.rpm firefox-debuginfo-45.3.0-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux (v. 5 server):
Source: firefox-45.3.0-1.el5_11.src.rpm
i386: firefox-45.3.0-1.el5_11.i386.rpm firefox-debuginfo-45.3.0-1.el5_11.i386.rpm
ppc: firefox-45.3.0-1.el5_11.ppc64.rpm firefox-debuginfo-45.3.0-1.el5_11.ppc64.rpm
s390x: firefox-45.3.0-1.el5_11.s390.rpm firefox-45.3.0-1.el5_11.s390x.rpm firefox-debuginfo-45.3.0-1.el5_11.s390.rpm firefox-debuginfo-45.3.0-1.el5_11.s390x.rpm
x86_64: firefox-45.3.0-1.el5_11.i386.rpm firefox-45.3.0-1.el5_11.x86_64.rpm firefox-debuginfo-45.3.0-1.el5_11.i386.rpm firefox-debuginfo-45.3.0-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux Desktop (v. 6):
Source: firefox-45.3.0-1.el6_8.src.rpm
i386: firefox-45.3.0-1.el6_8.i686.rpm firefox-debuginfo-45.3.0-1.el6_8.i686.rpm
x86_64: firefox-45.3.0-1.el6_8.x86_64.rpm firefox-debuginfo-45.3.0-1.el6_8.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
x86_64: firefox-45.3.0-1.el6_8.i686.rpm firefox-debuginfo-45.3.0-1.el6_8.i686.rpm


Read the Full Advisory


Severity
critical
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2016:1551-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2016:1551.html
Issue date: 2016-08-03

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 security issue critical software update firefox red hat enterprise web browser 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

1342897 - CVE-2016-2830 Mozilla: Favicon network connection persists when page is closed (MFSA 2016-62)

1361974 - CVE-2016-2836 Mozilla: Miscellaneous memory safety hazards (rv:45.3) (MFSA 2016-62)

1361976 - CVE-2016-2838 Mozilla: Buffer overflow rendering SVG with bidirectional content (MFSA 2016-64)

1361979 - CVE-2016-5252 Mozilla: Stack underflow during 2D graphics rendering (MFSA 2016-67)

1361980 - CVE-2016-5254 Mozilla: Use-after-free when using alt key and toplevel menus (MFSA 2016-70)

1361982 - CVE-2016-5258 Mozilla: Use-after-free in DTLS during WebRTC session shutdown (MFSA 2016-72)

1361984 - CVE-2016-5259 Mozilla: Use-after-free in service workers with nested sync events (MFSA 2016-73)

1361987 - CVE-2016-5262 Mozilla: Scripts on marquee tag can execute in sandboxed iframes (MFSA 2016-76)

1361989 - CVE-2016-2837 Mozilla: Buffer overflow in ClearKey Content Decryption Module (CDM) during video playback (MFSA 2016-77)

1361991 - CVE-2016-5263 Mozilla: Type confusion in display transformation (MFSA 2016-78)

1361992 - CVE-2016-5264 Mozilla: Use-after-free when applying SVG effects (MFSA 2016-79)

1361994 - CVE-2016-5265 Mozilla: Same-origin policy violation using local HTML file and saved shortcut file (MFSA 2016-80)

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