Oval Definition:oval:com.redhat.rhsa:def:20210656
Revision Date:2021-02-24Version:636
Title:RHSA-2021:0656: firefox security update (Critical)
Description:Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 78.8.0 ESR.

Security Fix(es):

  • Mozilla: Content Security Policy violation report could have contained the destination of a redirect (CVE-2021-23968)

  • Mozilla: Content Security Policy violation report could have contained the destination of a redirect (CVE-2021-23969)

  • Mozilla: Memory safety bugs fixed in Firefox 86 and Firefox ESR 78.8 (CVE-2021-23978)

  • Mozilla: MediaError message property could have leaked information about cross-origin resources (CVE-2021-23973)

    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.
  • Family:unixClass:patch
    Status:Reference(s):CVE-2021-23968
    CVE-2021-23969
    CVE-2021-23973
    CVE-2021-23978
    RHSA-2021:0656
    Platform(s):Red Hat Enterprise Linux 7
    Product(s):
    Definition Synopsis
  • Red Hat Enterprise Linux must be installed
  • OR Package Information
  • Red Hat Enterprise Linux 7 is installed
  • AND firefox is earlier than 0:78.8.0-1.el7_9
  • AND firefox is signed with Red Hat redhatrelease2 key
  • BACK