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Red Hat Enterprise Linux 5/6 RHSA-2017:0459-01 Critical Firefox Update

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Calendar Grey March 8, 2017
Scroller Redhat
Important Firefox security patch for Red Hat Enterprise Linux 5 and 6, tackling various vulnerabilities to improve protection.
An update for firefox is now available for Red Hat Enterprise Linux 5 and Red Hat Enterprise Linux 6

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 45.8.0 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-2017-5398, CVE-2017-5400, CVE-2017-5401, CVE-2017-5402, CVE-2017-5404, CVE-2017-5407, CVE-2017-5408, CVE-2017-5410, CVE-2017-5405)
Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Nils, Jerri Rice, Rh0, Anton Eliasson, David Kohlbrenner, Ivan Fratric of Google Project Zero, Anonymous, Eric Lawrence of Chrome Security, Boris Zbarsky, Christian Holler, Honza Bambas, Jon Coppeard, Randell Jesup, André Bargull, Kan-Ru Chen, and Nathan Froyd as the original reporters.

Topics%20covered

Topics Covered

security advisory security update critical threat firefox red hat enterprise linux browser safety

References

https://access.redhat.com/security/cve/CVE-2017-5398 https://access.redhat.com/security/cve/CVE-2017-5400 https://access.redhat.com/security/cve/CVE-2017-5401 https://access.redhat.com/security/cve/CVE-2017-5402 https://access.redhat.com/security/cve/CVE-2017-5404 https://access.redhat.com/security/cve/CVE-2017-5405 https://access.redhat.com/security/cve/CVE-2017-5407 https://access.redhat.com/security/cve/CVE-2017-5408 https://access.redhat.com/security/cve/CVE-2017-5410 https://access.redhat.com/security/updates/classification/#critical https://www.mozilla.org/en-US/security/advisories/mfsa2017-06/

Package List

Red Hat Enterprise Linux Desktop (v. 5 client):
Source: firefox-45.8.0-2.el5_11.src.rpm
i386: firefox-45.8.0-2.el5_11.i386.rpm firefox-debuginfo-45.8.0-2.el5_11.i386.rpm
x86_64: firefox-45.8.0-2.el5_11.i386.rpm firefox-45.8.0-2.el5_11.x86_64.rpm firefox-debuginfo-45.8.0-2.el5_11.i386.rpm firefox-debuginfo-45.8.0-2.el5_11.x86_64.rpm
Red Hat Enterprise Linux (v. 5 server):
Source: firefox-45.8.0-2.el5_11.src.rpm
i386: firefox-45.8.0-2.el5_11.i386.rpm firefox-debuginfo-45.8.0-2.el5_11.i386.rpm
ppc: firefox-45.8.0-2.el5_11.ppc64.rpm firefox-debuginfo-45.8.0-2.el5_11.ppc64.rpm
s390x: firefox-45.8.0-2.el5_11.s390.rpm firefox-45.8.0-2.el5_11.s390x.rpm firefox-debuginfo-45.8.0-2.el5_11.s390.rpm firefox-debuginfo-45.8.0-2.el5_11.s390x.rpm
x86_64: firefox-45.8.0-2.el5_11.i386.rpm firefox-45.8.0-2.el5_11.x86_64.rpm firefox-debuginfo-45.8.0-2.el5_11.i386.rpm firefox-debuginfo-45.8.0-2.el5_11.x86_64.rpm
Red Hat Enterprise Linux Desktop (v. 6):
Source: firefox-45.8.0-2.el6_8.src.rpm
i386: firefox-45.8.0-2.el6_8.i686.rpm firefox-debuginfo-45.8.0-2.el6_8.i686.rpm
x86_64: firefox-45.8.0-2.el6_8.x86_64.rpm firefox-debuginfo-45.8.0-2.el6_8.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
x86_64: firefox-45.8.0-2.el6_8.i686.rpm firefox-debuginfo-45.8.0-2.el6_8.i686.rpm


Read the Full Advisory


Severity
critical
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2017:0459-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2017:0459.html
Issue date: 2017-03-08

Topic

An update for firefox is now available for Red Hat Enterprise Linux 5 andRed Hat Enterprise Linux 6.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 update critical threat firefox red hat enterprise linux browser safety

Relevant Releases Architectures

Red Hat Enterprise Linux (v. 5 server) - i386, ppc, s390x, 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 Optional (v. 6) - ppc64, s390x, x86_64

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

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

Bugs Fixed

1429778 - CVE-2017-5400 Mozilla: asm.js JIT-spray bypass of ASLR and DEP (MFSA 2017-06)

1429779 - CVE-2017-5401 Mozilla: Memory Corruption when handling ErrorResult (MFSA 2017-06)

1429780 - CVE-2017-5402 Mozilla: Use-after-free working with events in FontFace objects (MFSA 2017-06)

1429781 - CVE-2017-5404 Mozilla: Use-after-free working with ranges in selections (MFSA 2017-06)

1429782 - CVE-2017-5407 Mozilla: Pixel and history stealing via floating-point timing side channel with SVG filters (MFSA 2017-06)

1429783 - CVE-2017-5410 Mozilla: Memory corruption during JavaScript garbage collection incremental sweeping (MFSA 2017-06)

1429784 - CVE-2017-5408 Mozilla: Cross-origin reading of video captions in violation of CORS (MFSA 2017-06)

1429785 - CVE-2017-5405 Mozilla: FTP response codes can cause use of uninitialized values for ports (MFSA 2017-06)

1429786 - CVE-2017-5398 Mozilla: Memory safety bugs fixed in Firefox 52 and Firefox ESR 45.8 (MFSA 2017-06)

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