RedHat: RHSA-2020-0520:01 Important: firefox security update
Summary
Mozilla Firefox is an open-source web browser, designed for standards
compliance, performance, and portability.
This update upgrades Firefox to version 68.5.0 ESR.
Security Fix(es):
* Mozilla: Missing bounds check on shared memory read in the parent process
(CVE-2020-6796)
* Mozilla: Memory safety bugs fixed in Firefox 73 and Firefox ESR 68.5
(CVE-2020-6800)
* Mozilla: Incorrect parsing of template tag could result in JavaScript
injection (CVE-2020-6798)
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.
Summary
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.
References
https://access.redhat.com/security/cve/CVE-2020-6796 https://access.redhat.com/security/cve/CVE-2020-6798 https://access.redhat.com/security/cve/CVE-2020-6800 https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat Enterprise Linux Client (v. 7):
Source:
firefox-68.5.0-2.el7_7.src.rpm
x86_64:
firefox-68.5.0-2.el7_7.x86_64.rpm
firefox-debuginfo-68.5.0-2.el7_7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
firefox-68.5.0-2.el7_7.i686.rpm
firefox-debuginfo-68.5.0-2.el7_7.i686.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
firefox-68.5.0-2.el7_7.src.rpm
ppc64:
firefox-68.5.0-2.el7_7.ppc64.rpm
firefox-debuginfo-68.5.0-2.el7_7.ppc64.rpm
ppc64le:
firefox-68.5.0-2.el7_7.ppc64le.rpm
firefox-debuginfo-68.5.0-2.el7_7.ppc64le.rpm
s390x:
firefox-68.5.0-2.el7_7.s390x.rpm
firefox-debuginfo-68.5.0-2.el7_7.s390x.rpm
x86_64:
firefox-68.5.0-2.el7_7.x86_64.rpm
firefox-debuginfo-68.5.0-2.el7_7.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
x86_64:
firefox-68.5.0-2.el7_7.i686.rpm
firefox-debuginfo-68.5.0-2.el7_7.i686.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
firefox-68.5.0-2.el7_7.src.rpm
x86_64:
firefox-68.5.0-2.el7_7.x86_64.rpm
firefox-debuginfo-68.5.0-2.el7_7.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
firefox-68.5.0-2.el7_7.i686.rpm
firefox-debuginfo-68.5.0-2.el7_7.i686.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
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 impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
Bugs Fixed
1801916 - CVE-2020-6796 Mozilla: Missing bounds check on shared memory read in the parent process
1801918 - CVE-2020-6798 Mozilla: Incorrect parsing of template tag could result in JavaScript injection
1801920 - CVE-2020-6800 Mozilla: Memory safety bugs fixed in Firefox 73 and Firefox ESR 68.5