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 60.2.0 ESR.

Security Fix(es):

• Mozilla: Memory safety bugs fixed in Firefox 62 and Firefox ESR 60.2 (CVE-2018-12376)
  
• Mozilla: Use-after-free in driver timers (CVE-2018-12377)
  
• Mozilla: Use-after-free in IndexedDB (CVE-2018-12378)
  
• Mozilla: Proxy bypass using automount and autofs (CVE-2017-16541)
  
• Mozilla: Out-of-bounds write with malicious MAR file (CVE-2018-12379)
  

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

Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Alex Gaynor, Boris Zbarsky, Christoph Diehl, Christian Holler, Jason Kratzer, Jed Davis, Tyson Smith, Bogdan Tara, Karl Tomlinson, Mats Palmgren, Nika Layzell, Ted Campbell, Nils, Zhanjia Song, and Holger Fuhrmannek as the original reporters.

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

• Red Hat Enterprise Linux Server 6 x86_64
• Red Hat Enterprise Linux Server 6 i386
• Red Hat Enterprise Linux Workstation 6 x86_64
• Red Hat Enterprise Linux Workstation 6 i386
• Red Hat Enterprise Linux Desktop 6 x86_64
• Red Hat Enterprise Linux Desktop 6 i386
• Red Hat Enterprise Linux for IBM z Systems 6 s390x
• Red Hat Enterprise Linux for Power, big endian 6 ppc64
• Red Hat Enterprise Linux for Scientific Computing 6 x86_64

Fixes

• BZ - 1510816 - CVE-2017-16541 Mozilla: Proxy bypass using automount and autofs
• BZ - 1625525 - CVE-2018-12376 Mozilla: Memory safety bugs fixed in Firefox 62 and Firefox ESR 60.2
• BZ - 1625526 - CVE-2018-12377 Mozilla: Use-after-free in driver timers
• BZ - 1625527 - CVE-2018-12378 Mozilla: Use-after-free in IndexedDB
• BZ - 1625528 - CVE-2018-12379 Mozilla: Out-of-bounds write with malicious MAR file

CVEs

• CVE-2017-16541
• CVE-2018-12376
• CVE-2018-12377
• CVE-2018-12378
• CVE-2018-12379

References

• https://access.redhat.com/security/updates/classification/#critical
• https://www.mozilla.org/en-US/security/advisories/mfsa2018-20/

Red Hat Enterprise Linux Server 6

SRPM
firefox-60.2.0-1.el6.src.rpm	SHA-256: 6eb1ee31defeb73d94207f85b3c2d94ee720001ddc789b82bd225ffd8140ed75
x86_64
firefox-60.2.0-1.el6.i686.rpm	SHA-256: e204ea2c0cc7dc6caf40c0e445d3243e77ad39b400ef62dd41e56f905c8e4d4e
firefox-60.2.0-1.el6.x86_64.rpm	SHA-256: 25ebab6d71ed07f22ebd1e52c807ea96008d1ed12e4e33ca3f10c4952b1d0c5f
firefox-debuginfo-60.2.0-1.el6.i686.rpm	SHA-256: f3515ddb882b1a68244814d8b74e44a2640b697ae22aaeae0011890cecdf537c
firefox-debuginfo-60.2.0-1.el6.x86_64.rpm	SHA-256: 6b3f8688742acbb4b25edaa699461c8087e398c5ee9913af03dba1682fe9cc08
i386
firefox-60.2.0-1.el6.i686.rpm	SHA-256: e204ea2c0cc7dc6caf40c0e445d3243e77ad39b400ef62dd41e56f905c8e4d4e
firefox-debuginfo-60.2.0-1.el6.i686.rpm	SHA-256: f3515ddb882b1a68244814d8b74e44a2640b697ae22aaeae0011890cecdf537c

Red Hat Enterprise Linux Workstation 6

SRPM
firefox-60.2.0-1.el6.src.rpm	SHA-256: 6eb1ee31defeb73d94207f85b3c2d94ee720001ddc789b82bd225ffd8140ed75
x86_64
firefox-60.2.0-1.el6.i686.rpm	SHA-256: e204ea2c0cc7dc6caf40c0e445d3243e77ad39b400ef62dd41e56f905c8e4d4e
firefox-60.2.0-1.el6.x86_64.rpm	SHA-256: 25ebab6d71ed07f22ebd1e52c807ea96008d1ed12e4e33ca3f10c4952b1d0c5f
firefox-debuginfo-60.2.0-1.el6.i686.rpm	SHA-256: f3515ddb882b1a68244814d8b74e44a2640b697ae22aaeae0011890cecdf537c
firefox-debuginfo-60.2.0-1.el6.x86_64.rpm	SHA-256: 6b3f8688742acbb4b25edaa699461c8087e398c5ee9913af03dba1682fe9cc08
i386
firefox-60.2.0-1.el6.i686.rpm	SHA-256: e204ea2c0cc7dc6caf40c0e445d3243e77ad39b400ef62dd41e56f905c8e4d4e
firefox-debuginfo-60.2.0-1.el6.i686.rpm	SHA-256: f3515ddb882b1a68244814d8b74e44a2640b697ae22aaeae0011890cecdf537c

Red Hat Enterprise Linux Desktop 6

SRPM
firefox-60.2.0-1.el6.src.rpm	SHA-256: 6eb1ee31defeb73d94207f85b3c2d94ee720001ddc789b82bd225ffd8140ed75
x86_64
firefox-60.2.0-1.el6.i686.rpm	SHA-256: e204ea2c0cc7dc6caf40c0e445d3243e77ad39b400ef62dd41e56f905c8e4d4e
firefox-60.2.0-1.el6.x86_64.rpm	SHA-256: 25ebab6d71ed07f22ebd1e52c807ea96008d1ed12e4e33ca3f10c4952b1d0c5f
firefox-debuginfo-60.2.0-1.el6.i686.rpm	SHA-256: f3515ddb882b1a68244814d8b74e44a2640b697ae22aaeae0011890cecdf537c
firefox-debuginfo-60.2.0-1.el6.x86_64.rpm	SHA-256: 6b3f8688742acbb4b25edaa699461c8087e398c5ee9913af03dba1682fe9cc08
i386
firefox-60.2.0-1.el6.i686.rpm	SHA-256: e204ea2c0cc7dc6caf40c0e445d3243e77ad39b400ef62dd41e56f905c8e4d4e
firefox-debuginfo-60.2.0-1.el6.i686.rpm	SHA-256: f3515ddb882b1a68244814d8b74e44a2640b697ae22aaeae0011890cecdf537c

Red Hat Enterprise Linux for IBM z Systems 6

SRPM
firefox-60.2.0-1.el6.src.rpm	SHA-256: 6eb1ee31defeb73d94207f85b3c2d94ee720001ddc789b82bd225ffd8140ed75
s390x
firefox-60.2.0-1.el6.s390x.rpm	SHA-256: e85286942b3e9259024d6b417ec4a5b70e160f66ddb41471c3d0c95852d3444a
firefox-debuginfo-60.2.0-1.el6.s390x.rpm	SHA-256: 09db44db5deacaf9cf204bec951f9804577c4628cff73f1c83605a3f7e4e5ac3

Red Hat Enterprise Linux for Power, big endian 6

SRPM
firefox-60.2.0-1.el6.src.rpm	SHA-256: 6eb1ee31defeb73d94207f85b3c2d94ee720001ddc789b82bd225ffd8140ed75
ppc64
firefox-60.2.0-1.el6.ppc64.rpm	SHA-256: bb46f2acdf37e3afa67c0691920484e46c40a32df7d278f71b26f24ba63779d4
firefox-debuginfo-60.2.0-1.el6.ppc64.rpm	SHA-256: 3ac9c21039ca7a02159db84e0b094babee99330f0e53dbd5a58e89eb4ba07a03

Red Hat Enterprise Linux for Scientific Computing 6

SRPM
firefox-60.2.0-1.el6.src.rpm	SHA-256: 6eb1ee31defeb73d94207f85b3c2d94ee720001ddc789b82bd225ffd8140ed75
x86_64
firefox-60.2.0-1.el6.i686.rpm	SHA-256: e204ea2c0cc7dc6caf40c0e445d3243e77ad39b400ef62dd41e56f905c8e4d4e
firefox-60.2.0-1.el6.x86_64.rpm	SHA-256: 25ebab6d71ed07f22ebd1e52c807ea96008d1ed12e4e33ca3f10c4952b1d0c5f
firefox-debuginfo-60.2.0-1.el6.i686.rpm	SHA-256: f3515ddb882b1a68244814d8b74e44a2640b697ae22aaeae0011890cecdf537c
firefox-debuginfo-60.2.0-1.el6.x86_64.rpm	SHA-256: 6b3f8688742acbb4b25edaa699461c8087e398c5ee9913af03dba1682fe9cc08