Oval Definition:oval:com.redhat.rhsa:def:20213157
Revision Date:2021-08-16Version:635
Title:RHSA-2021:3157: firefox security update (Important)
Description:Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 78.13.0 ESR.

Security Fix(es):

  • Mozilla: Uninitialized memory in a canvas object could have led to memory corruption (CVE-2021-29980)

  • Mozilla: Incorrect instruction reordering during JIT optimization (CVE-2021-29984)

  • Mozilla: Race condition when resolving DNS names could have led to memory corruption (CVE-2021-29986)

  • Mozilla: Memory corruption as a result of incorrect style treatment (CVE-2021-29988)

  • Mozilla: Memory safety bugs fixed in Thunderbird 78.13 (CVE-2021-29989)

  • Mozilla: Use-after-free media channels (CVE-2021-29985)

    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-2021-29980
    CVE-2021-29984
    CVE-2021-29985
    CVE-2021-29986
    CVE-2021-29988
    CVE-2021-29989
    RHSA-2021:3157
    Platform(s):Red Hat Enterprise Linux 8
    Product(s):
    Definition Synopsis
  • Red Hat Enterprise Linux must be installed
  • OR Package Information
  • firefox is earlier than 0:78.13.0-2.el8_4
  • AND firefox is signed with Red Hat redhatrelease2 key
  • AND
  • Red Hat Enterprise Linux 8 is installed
  • OR Red Hat CoreOS 4 is installed
  • BACK