RedHat: RHSA-2020-0520:01 Important: firefox security update

    Date 17 Feb 2020
    598
    Posted By LinuxSecurity Advisories
    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 Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability
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    =====================================================================
                       Red Hat Security Advisory
    
    Synopsis:          Important: firefox security update
    Advisory ID:       RHSA-2020:0520-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2020:0520
    Issue date:        2020-02-17
    CVE Names:         CVE-2020-6796 CVE-2020-6798 CVE-2020-6800 
    =====================================================================
    
    1. Summary:
    
    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 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.
    
    2. 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
    
    3. Description:
    
    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.
    
    4. 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.
    
    5. Bugs fixed (https://bugzilla.redhat.com/):
    
    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
    
    6. 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/
    
    7. 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
    
    8. Contact:
    
    The Red Hat security contact is . More contact
    details at https://access.redhat.com/security/team/contact/
    
    Copyright 2020 Red Hat, Inc.
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