Synopsis

Important: firefox security update

Type/Severity

Security Advisory: Important

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 Important. 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 52.7.3 ESR.

Security Fix(es):

• firefox: Use-after-free in compositor potentially allows code execution (CVE-2018-5148)
  

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.

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 - 1560928 - CVE-2018-5148 firefox: Use-after-free in compositor potentially allows code execution

CVEs

• CVE-2018-5148

References

• https://access.redhat.com/security/updates/classification/#important
• https://www.mozilla.org/en-US/security/advisories/mfsa2018-10/

Red Hat Enterprise Linux Server 6

SRPM
firefox-52.7.3-1.el6_9.src.rpm	SHA-256: 83e008366bbf7a998af8d5317ab493e8d93ab0486485fd8dd197a7a3d020fa7c
x86_64
firefox-52.7.3-1.el6_9.i686.rpm	SHA-256: 3b4bc67dec565ddcad4b9f5276245e54da93ff9f73eee7cefe5509efff47d3cd
firefox-52.7.3-1.el6_9.x86_64.rpm	SHA-256: e75bedaa2c0065a6ef0303dba1fc60f090b056d43ea43cde11aa593dd6378ff6
firefox-debuginfo-52.7.3-1.el6_9.i686.rpm	SHA-256: 1e0dc97a4fcc0cff434f6c1e6843fbac4f92d817d68eec0d4546418f1fcee391
firefox-debuginfo-52.7.3-1.el6_9.x86_64.rpm	SHA-256: 9890b35616809f6aade18b168ecc122cba9c48862c0f7c243d0c5ef7e39e6c7b
i386
firefox-52.7.3-1.el6_9.i686.rpm	SHA-256: 3b4bc67dec565ddcad4b9f5276245e54da93ff9f73eee7cefe5509efff47d3cd
firefox-debuginfo-52.7.3-1.el6_9.i686.rpm	SHA-256: 1e0dc97a4fcc0cff434f6c1e6843fbac4f92d817d68eec0d4546418f1fcee391

Red Hat Enterprise Linux Workstation 6

SRPM
firefox-52.7.3-1.el6_9.src.rpm	SHA-256: 83e008366bbf7a998af8d5317ab493e8d93ab0486485fd8dd197a7a3d020fa7c
x86_64
firefox-52.7.3-1.el6_9.i686.rpm	SHA-256: 3b4bc67dec565ddcad4b9f5276245e54da93ff9f73eee7cefe5509efff47d3cd
firefox-52.7.3-1.el6_9.x86_64.rpm	SHA-256: e75bedaa2c0065a6ef0303dba1fc60f090b056d43ea43cde11aa593dd6378ff6
firefox-debuginfo-52.7.3-1.el6_9.i686.rpm	SHA-256: 1e0dc97a4fcc0cff434f6c1e6843fbac4f92d817d68eec0d4546418f1fcee391
firefox-debuginfo-52.7.3-1.el6_9.x86_64.rpm	SHA-256: 9890b35616809f6aade18b168ecc122cba9c48862c0f7c243d0c5ef7e39e6c7b
i386
firefox-52.7.3-1.el6_9.i686.rpm	SHA-256: 3b4bc67dec565ddcad4b9f5276245e54da93ff9f73eee7cefe5509efff47d3cd
firefox-debuginfo-52.7.3-1.el6_9.i686.rpm	SHA-256: 1e0dc97a4fcc0cff434f6c1e6843fbac4f92d817d68eec0d4546418f1fcee391

Red Hat Enterprise Linux Desktop 6

SRPM
firefox-52.7.3-1.el6_9.src.rpm	SHA-256: 83e008366bbf7a998af8d5317ab493e8d93ab0486485fd8dd197a7a3d020fa7c
x86_64
firefox-52.7.3-1.el6_9.i686.rpm	SHA-256: 3b4bc67dec565ddcad4b9f5276245e54da93ff9f73eee7cefe5509efff47d3cd
firefox-52.7.3-1.el6_9.x86_64.rpm	SHA-256: e75bedaa2c0065a6ef0303dba1fc60f090b056d43ea43cde11aa593dd6378ff6
firefox-debuginfo-52.7.3-1.el6_9.i686.rpm	SHA-256: 1e0dc97a4fcc0cff434f6c1e6843fbac4f92d817d68eec0d4546418f1fcee391
firefox-debuginfo-52.7.3-1.el6_9.x86_64.rpm	SHA-256: 9890b35616809f6aade18b168ecc122cba9c48862c0f7c243d0c5ef7e39e6c7b
i386
firefox-52.7.3-1.el6_9.i686.rpm	SHA-256: 3b4bc67dec565ddcad4b9f5276245e54da93ff9f73eee7cefe5509efff47d3cd
firefox-debuginfo-52.7.3-1.el6_9.i686.rpm	SHA-256: 1e0dc97a4fcc0cff434f6c1e6843fbac4f92d817d68eec0d4546418f1fcee391

Red Hat Enterprise Linux for IBM z Systems 6

SRPM
firefox-52.7.3-1.el6_9.src.rpm	SHA-256: 83e008366bbf7a998af8d5317ab493e8d93ab0486485fd8dd197a7a3d020fa7c
s390x
firefox-52.7.3-1.el6_9.s390.rpm	SHA-256: 72ef5b2fb707cf6dc40512dcd916aea01fc273d4b1468226b0f60a7cb10d1a51
firefox-52.7.3-1.el6_9.s390x.rpm	SHA-256: 4c995ea174056f3fa2e512caecc8df8e44ab1aca20a4e9f4eb6a288d297820b4
firefox-debuginfo-52.7.3-1.el6_9.s390.rpm	SHA-256: 1fcf7ee40616268d28519760c1412a82e2786307580587e08ac142d5324cd9c0
firefox-debuginfo-52.7.3-1.el6_9.s390x.rpm	SHA-256: ea9ccb050d00eb730f7854ae74855c2edacffc752a353c8bd2cb3fc4b3e74d2b

Red Hat Enterprise Linux for Power, big endian 6

SRPM
firefox-52.7.3-1.el6_9.src.rpm	SHA-256: 83e008366bbf7a998af8d5317ab493e8d93ab0486485fd8dd197a7a3d020fa7c
ppc64
firefox-52.7.3-1.el6_9.ppc.rpm	SHA-256: a1ff97f2badc020720f17875026e32c795f28b6677d1b50f7203eb8fa7f397df
firefox-52.7.3-1.el6_9.ppc64.rpm	SHA-256: 232b639f7b5b11a819fd51188069a07731f2e7131fab3a3c85a6e38ae2ec3529
firefox-debuginfo-52.7.3-1.el6_9.ppc.rpm	SHA-256: 5c96320bc1c96a61e00e6a6177e1ae17786530383c3dc3136a443e2f71790509
firefox-debuginfo-52.7.3-1.el6_9.ppc64.rpm	SHA-256: 28df6b588d44cbd9156aa569cd58841e7ee76d120644df0a4d2311520de9ac92

Red Hat Enterprise Linux for Scientific Computing 6

SRPM
firefox-52.7.3-1.el6_9.src.rpm	SHA-256: 83e008366bbf7a998af8d5317ab493e8d93ab0486485fd8dd197a7a3d020fa7c
x86_64
firefox-52.7.3-1.el6_9.i686.rpm	SHA-256: 3b4bc67dec565ddcad4b9f5276245e54da93ff9f73eee7cefe5509efff47d3cd
firefox-52.7.3-1.el6_9.x86_64.rpm	SHA-256: e75bedaa2c0065a6ef0303dba1fc60f090b056d43ea43cde11aa593dd6378ff6
firefox-debuginfo-52.7.3-1.el6_9.i686.rpm	SHA-256: 1e0dc97a4fcc0cff434f6c1e6843fbac4f92d817d68eec0d4546418f1fcee391
firefox-debuginfo-52.7.3-1.el6_9.x86_64.rpm	SHA-256: 9890b35616809f6aade18b168ecc122cba9c48862c0f7c243d0c5ef7e39e6c7b