Issued:

2018-03-15

Updated:

2018-03-15

RHSA-2018:0527 - Critical: firefox security update

Synopsis

Critical: firefox security update

Type/Severity

Security Advisory Critical

Topic

An update for firefox is now available for Red Hat Enterprise Linux 7.

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.

This update upgrades Firefox to version 52.7.0 ESR.

Security Fix(es):

• Mozilla: Memory safety bugs fixed in Firefox 59 and Firefox ESR 52.7 (MFSA 2018-07) (CVE-2018-5125)

• Mozilla: Buffer overflow manipulating SVG animatedPathSegList (MFSA 2018-07) (CVE-2018-5127)

• Mozilla: Out-of-bounds write with malformed IPC messages (MFSA 2018-07) (CVE-2018-5129)

• Mozilla: Mismatched RTP payload type can trigger memory corruption (MFSA 2018-07) (CVE-2018-5130)

• Mozilla: Fetch API improperly returns cached copies of no-store/no-cache resources (MFSA 2018-07) (CVE-2018-5131)

• Mozilla: Integer overflow during Unicode conversion (MFSA 2018-07) (CVE-2018-5144)

• Mozilla: Memory safety bugs fixed in Firefox ESR 52.7 (MFSA 2018-07) (CVE-2018-5145)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, 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

Updated Packages

• firefox-52.7.0-1.el7_4.x86_64.rpm
• firefox-52.7.0-1.el7_4.src.rpm
• firefox-debuginfo-52.7.0-1.el7_4.ppc.rpm
• firefox-debuginfo-52.7.0-1.el7_4.ppc64le.rpm
• firefox-debuginfo-52.7.0-1.el7_4.s390x.rpm
• firefox-52.7.0-1.el7_4.s390x.rpm
• firefox-debuginfo-52.7.0-1.el7_4.i686.rpm
• firefox-52.7.0-1.el7_4.ppc.rpm
• firefox-debuginfo-52.7.0-1.el7_4.aarch64.rpm
• firefox-debuginfo-52.7.0-1.el7_4.s390.rpm
• firefox-52.7.0-1.el7_4.aarch64.rpm
• firefox-52.7.0-1.el7_4.s390.rpm
• firefox-52.7.0-1.el7_4.ppc64le.rpm
• firefox-debuginfo-52.7.0-1.el7_4.x86_64.rpm
• firefox-52.7.0-1.el7_4.i686.rpm
• firefox-52.7.0-1.el7_4.ppc64.rpm
• firefox-debuginfo-52.7.0-1.el7_4.ppc64.rpm

Fixes

• This content is not included.BZ - 1555127
• This content is not included.BZ - 1555128
• This content is not included.BZ - 1555129
• This content is not included.BZ - 1555130
• This content is not included.BZ - 1555131
• This content is not included.BZ - 1555132
• This content is not included.BZ - 1555133

CVEs

• CVE-2018-5125
• CVE-2018-5127
• CVE-2018-5129
• CVE-2018-5130
• CVE-2018-5131
• CVE-2018-5144
• CVE-2018-5145

References

• https://access.redhat.com/security/updates/classification/#critical
• Content from www.mozilla.org is not included.Content from www.mozilla.org is not included.https://www.mozilla.org/en-US/security/advisories/mfsa2018-07/

Additional information

• The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.
• Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.