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 60.5.0 ESR.

Security Fix(es):

• Mozilla: Use-after-free parsing HTML5 stream (CVE-2018-18500)
  
• Mozilla: Memory safety bugs fixed in Firefox 65 and Firefox ESR 60.5 (CVE-2018-18501)
  
• Mozilla: Privilege escalation through IPC channel messages (CVE-2018-18505)
  

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 Yaniv Frank (SophosLabs), Alex Gaynor, Christoph Diehl, Steven Crane, Jason Kratzer, Gary Kwong, Christian Holler, and Jed Davis 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 - 1670631 - CVE-2018-18500 Mozilla: Use-after-free parsing HTML5 stream
• BZ - 1670632 - CVE-2018-18501 Mozilla: Memory safety bugs fixed in Firefox 65 and Firefox ESR 60.5
• BZ - 1670633 - CVE-2018-18505 Mozilla: Privilege escalation through IPC channel messages

CVEs

• CVE-2018-18500
• CVE-2018-18501
• CVE-2018-18505

References

• https://access.redhat.com/security/updates/classification/#critical

Red Hat Enterprise Linux Server 6

SRPM
firefox-60.5.0-2.el6.src.rpm	SHA-256: 49e934ddc79c5f9bb15a5d9b75b8a0c4dbe5c998f95e22558805d6ca3e9538e9
x86_64
firefox-60.5.0-2.el6.i686.rpm	SHA-256: c5d6020f6affba7e1ff569f0ee54163867fbd276281747c422ddf62e7d5d2a79
firefox-60.5.0-2.el6.x86_64.rpm	SHA-256: 0b7b6c365d15f9380a8f1b9a152fc9d91998746b979b8ff00e96830e3dbedbed
firefox-debuginfo-60.5.0-2.el6.i686.rpm	SHA-256: 882c25756a57f96ae45ca42a1186ae87c507f8d500fb9caef580f4be3c2b8a3c
firefox-debuginfo-60.5.0-2.el6.x86_64.rpm	SHA-256: 17dcdb47bf5a6d1d86032cbf642be660dc6bfbd83e503acc816d301ea9b033c7
i386
firefox-60.5.0-2.el6.i686.rpm	SHA-256: c5d6020f6affba7e1ff569f0ee54163867fbd276281747c422ddf62e7d5d2a79
firefox-debuginfo-60.5.0-2.el6.i686.rpm	SHA-256: 882c25756a57f96ae45ca42a1186ae87c507f8d500fb9caef580f4be3c2b8a3c

Red Hat Enterprise Linux Workstation 6

SRPM
firefox-60.5.0-2.el6.src.rpm	SHA-256: 49e934ddc79c5f9bb15a5d9b75b8a0c4dbe5c998f95e22558805d6ca3e9538e9
x86_64
firefox-60.5.0-2.el6.i686.rpm	SHA-256: c5d6020f6affba7e1ff569f0ee54163867fbd276281747c422ddf62e7d5d2a79
firefox-60.5.0-2.el6.x86_64.rpm	SHA-256: 0b7b6c365d15f9380a8f1b9a152fc9d91998746b979b8ff00e96830e3dbedbed
firefox-debuginfo-60.5.0-2.el6.i686.rpm	SHA-256: 882c25756a57f96ae45ca42a1186ae87c507f8d500fb9caef580f4be3c2b8a3c
firefox-debuginfo-60.5.0-2.el6.x86_64.rpm	SHA-256: 17dcdb47bf5a6d1d86032cbf642be660dc6bfbd83e503acc816d301ea9b033c7
i386
firefox-60.5.0-2.el6.i686.rpm	SHA-256: c5d6020f6affba7e1ff569f0ee54163867fbd276281747c422ddf62e7d5d2a79
firefox-debuginfo-60.5.0-2.el6.i686.rpm	SHA-256: 882c25756a57f96ae45ca42a1186ae87c507f8d500fb9caef580f4be3c2b8a3c

Red Hat Enterprise Linux Desktop 6

SRPM
firefox-60.5.0-2.el6.src.rpm	SHA-256: 49e934ddc79c5f9bb15a5d9b75b8a0c4dbe5c998f95e22558805d6ca3e9538e9
x86_64
firefox-60.5.0-2.el6.i686.rpm	SHA-256: c5d6020f6affba7e1ff569f0ee54163867fbd276281747c422ddf62e7d5d2a79
firefox-60.5.0-2.el6.x86_64.rpm	SHA-256: 0b7b6c365d15f9380a8f1b9a152fc9d91998746b979b8ff00e96830e3dbedbed
firefox-debuginfo-60.5.0-2.el6.i686.rpm	SHA-256: 882c25756a57f96ae45ca42a1186ae87c507f8d500fb9caef580f4be3c2b8a3c
firefox-debuginfo-60.5.0-2.el6.x86_64.rpm	SHA-256: 17dcdb47bf5a6d1d86032cbf642be660dc6bfbd83e503acc816d301ea9b033c7
i386
firefox-60.5.0-2.el6.i686.rpm	SHA-256: c5d6020f6affba7e1ff569f0ee54163867fbd276281747c422ddf62e7d5d2a79
firefox-debuginfo-60.5.0-2.el6.i686.rpm	SHA-256: 882c25756a57f96ae45ca42a1186ae87c507f8d500fb9caef580f4be3c2b8a3c

Red Hat Enterprise Linux for IBM z Systems 6

SRPM
firefox-60.5.0-2.el6.src.rpm	SHA-256: 49e934ddc79c5f9bb15a5d9b75b8a0c4dbe5c998f95e22558805d6ca3e9538e9
s390x
firefox-60.5.0-2.el6.s390x.rpm	SHA-256: 5179d16e27513f6f5901bbe83b183eafac528df14666de84e66153bfed6d1cad
firefox-debuginfo-60.5.0-2.el6.s390x.rpm	SHA-256: 516783e2ef81f371eb91b0c2447379805fb49e604007a46cacf73ec4fdbc057e

Red Hat Enterprise Linux for Power, big endian 6

SRPM
firefox-60.5.0-2.el6.src.rpm	SHA-256: 49e934ddc79c5f9bb15a5d9b75b8a0c4dbe5c998f95e22558805d6ca3e9538e9
ppc64
firefox-60.5.0-2.el6.ppc64.rpm	SHA-256: c74b83dac4bc354996299288607bf30af721f219f4c98ac45906a44bea12d24e
firefox-debuginfo-60.5.0-2.el6.ppc64.rpm	SHA-256: 3b6e9c49fae114c885d6fa8415e383b90df103d25d61f5eadd33c17fd7d00f91

Red Hat Enterprise Linux for Scientific Computing 6

SRPM
firefox-60.5.0-2.el6.src.rpm	SHA-256: 49e934ddc79c5f9bb15a5d9b75b8a0c4dbe5c998f95e22558805d6ca3e9538e9
x86_64
firefox-60.5.0-2.el6.i686.rpm	SHA-256: c5d6020f6affba7e1ff569f0ee54163867fbd276281747c422ddf62e7d5d2a79
firefox-60.5.0-2.el6.x86_64.rpm	SHA-256: 0b7b6c365d15f9380a8f1b9a152fc9d91998746b979b8ff00e96830e3dbedbed
firefox-debuginfo-60.5.0-2.el6.i686.rpm	SHA-256: 882c25756a57f96ae45ca42a1186ae87c507f8d500fb9caef580f4be3c2b8a3c
firefox-debuginfo-60.5.0-2.el6.x86_64.rpm	SHA-256: 17dcdb47bf5a6d1d86032cbf642be660dc6bfbd83e503acc816d301ea9b033c7