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Red Hat Product Errata RHSA-2021:2214 - Security Advisory
Issued:
2021-06-02
Updated:
2021-06-02

RHSA-2021:2214 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: firefox security update

Type/Severity

Security Advisory: Important

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for firefox is now available for Red Hat Enterprise Linux 8.1 Extended Update Support.

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.

[Updated 8 June 2021]
Previously, this erratum was marked as having a security impact of Critical. This was incorrect; the security impact of this erratum has been changed to Important, to correctly reflect the highest impact rating of CVE fixes included in this release. No changes have been made to packages.

Description

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 78.11.0 ESR.

Security Fix(es):

  • Mozilla: Memory safety bugs fixed in Firefox 89 and Firefox ESR 78.11 (CVE-2021-29967)

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

  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.1 x86_64
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.1 s390x
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.1 ppc64le
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.1 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.1 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.1 x86_64

Fixes

  • BZ - 1966831 - CVE-2021-29967 Mozilla: Memory safety bugs fixed in Firefox 89 and Firefox ESR 78.11

CVEs

  • CVE-2021-29967

References

  • https://access.redhat.com/security/updates/classification/#important
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.1

SRPM
firefox-78.11.0-3.el8_1.src.rpm SHA-256: ad701d3669c1072246ae2a49fd7b871c8daf9ba2c40c0c3fe37bc65b77215147
x86_64
firefox-78.11.0-3.el8_1.x86_64.rpm SHA-256: 248a5de40c51ddcac374369c2fb7d948f734e30d2c6b66b063444a01c3b08a0a
firefox-debuginfo-78.11.0-3.el8_1.x86_64.rpm SHA-256: 054fcbcc221be5d2a23c1e658a36202d436d9952e21690a37b13f98a803c4cfa
firefox-debugsource-78.11.0-3.el8_1.x86_64.rpm SHA-256: c04180ba92576a4da6c443d27258b5308c09fe7f44525de106c4bd81e0f24f3a

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.1

SRPM
firefox-78.11.0-3.el8_1.src.rpm SHA-256: ad701d3669c1072246ae2a49fd7b871c8daf9ba2c40c0c3fe37bc65b77215147
s390x
firefox-78.11.0-3.el8_1.s390x.rpm SHA-256: 9aabefd84cf38846b0f116b0acf794ec910c5d8c7512df544ca94498ecdda392
firefox-debuginfo-78.11.0-3.el8_1.s390x.rpm SHA-256: 686fb851ce92d1490c0da5b02f1c1c18a8b609ea7bffddf9c1e53bad34192290
firefox-debugsource-78.11.0-3.el8_1.s390x.rpm SHA-256: 04db9d682ed3b7257e7bee90c830a68d324234e959a3157b7bd71c0447339836

Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.1

SRPM
firefox-78.11.0-3.el8_1.src.rpm SHA-256: ad701d3669c1072246ae2a49fd7b871c8daf9ba2c40c0c3fe37bc65b77215147
ppc64le
firefox-78.11.0-3.el8_1.ppc64le.rpm SHA-256: f3e656cf1ebda3c8a175b4335a0a7fe59d0ca2db8f20535557b8fc1d7a5d7577
firefox-debuginfo-78.11.0-3.el8_1.ppc64le.rpm SHA-256: daf743c6443404a126f2088df502b64af45c9b90b55616e566afe16133117270
firefox-debugsource-78.11.0-3.el8_1.ppc64le.rpm SHA-256: f6291609dd5abc760d7a0c51145baea00b55a8ed810fc52b5506fcffe5e70fee

Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.1

SRPM
firefox-78.11.0-3.el8_1.src.rpm SHA-256: ad701d3669c1072246ae2a49fd7b871c8daf9ba2c40c0c3fe37bc65b77215147
aarch64
firefox-78.11.0-3.el8_1.aarch64.rpm SHA-256: 72ff0226da5364108b8d85a4666987e94ef82f09f423a89d88f0d02c18993bb5
firefox-debuginfo-78.11.0-3.el8_1.aarch64.rpm SHA-256: 5a803855133db61d5e196118bb560a3f510f4fa53fd96c36cd2189454ba0b802
firefox-debugsource-78.11.0-3.el8_1.aarch64.rpm SHA-256: 9c9a4191e34d5c2cfd9cb783e27faa53975aaa42fd724e9b8dc39b8f04a9c910

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.1

SRPM
firefox-78.11.0-3.el8_1.src.rpm SHA-256: ad701d3669c1072246ae2a49fd7b871c8daf9ba2c40c0c3fe37bc65b77215147
ppc64le
firefox-78.11.0-3.el8_1.ppc64le.rpm SHA-256: f3e656cf1ebda3c8a175b4335a0a7fe59d0ca2db8f20535557b8fc1d7a5d7577
firefox-debuginfo-78.11.0-3.el8_1.ppc64le.rpm SHA-256: daf743c6443404a126f2088df502b64af45c9b90b55616e566afe16133117270
firefox-debugsource-78.11.0-3.el8_1.ppc64le.rpm SHA-256: f6291609dd5abc760d7a0c51145baea00b55a8ed810fc52b5506fcffe5e70fee

Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.1

SRPM
firefox-78.11.0-3.el8_1.src.rpm SHA-256: ad701d3669c1072246ae2a49fd7b871c8daf9ba2c40c0c3fe37bc65b77215147
x86_64
firefox-78.11.0-3.el8_1.x86_64.rpm SHA-256: 248a5de40c51ddcac374369c2fb7d948f734e30d2c6b66b063444a01c3b08a0a
firefox-debuginfo-78.11.0-3.el8_1.x86_64.rpm SHA-256: 054fcbcc221be5d2a23c1e658a36202d436d9952e21690a37b13f98a803c4cfa
firefox-debugsource-78.11.0-3.el8_1.x86_64.rpm SHA-256: c04180ba92576a4da6c443d27258b5308c09fe7f44525de106c4bd81e0f24f3a

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

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