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Red Hat Product Errata RHSA-2021:0054 - Security Advisory
Issued:
2021-01-11
Updated:
2021-01-11

RHSA-2021:0054 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Critical: firefox security update

Type/Severity

Security Advisory: Critical

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 Critical. 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.

Description

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

This update upgrades Firefox to version 78.6.1 ESR.

Security Fix(es):

  • Mozilla: Use-after-free write when handling a malicious COOKIE-ECHO SCTP chunk (CVE-2020-16044)

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 - 1913503 - CVE-2020-16044 Mozilla: Use-after-free write when handling a malicious COOKIE-ECHO SCTP chunk

CVEs

  • CVE-2020-16044

References

  • https://access.redhat.com/security/updates/classification/#critical
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-78.6.1-1.el8_1.src.rpm SHA-256: 245b378316bced8fd8c376391a5a1e72a4659b2989e27863a95eef32f5f6bda1
x86_64
firefox-78.6.1-1.el8_1.x86_64.rpm SHA-256: c68d588976d5bf2367b568ddfa99e740fd9f29d0fb935dfdfa9e4cc5495bdf3a
firefox-debuginfo-78.6.1-1.el8_1.x86_64.rpm SHA-256: 30a4318bee5a4b08b00206158a1379011718fe4b5e0561ea3b501ceac9c638b2
firefox-debugsource-78.6.1-1.el8_1.x86_64.rpm SHA-256: 63d15357c341ea9c98dc2e5bf1e1ed232d1ea42e1463f5cd64f38ec998a1fa4b

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

SRPM
firefox-78.6.1-1.el8_1.src.rpm SHA-256: 245b378316bced8fd8c376391a5a1e72a4659b2989e27863a95eef32f5f6bda1
s390x
firefox-78.6.1-1.el8_1.s390x.rpm SHA-256: 65f6c4609d5aac7b4b8a74626f9bf9f5da4c935725f915fc94de2df8bee1bf73
firefox-debuginfo-78.6.1-1.el8_1.s390x.rpm SHA-256: 0a21c489c8c7e3ff73f59a44af3f0b250a0c6eb5ae6e8902c31d942057b8693a
firefox-debugsource-78.6.1-1.el8_1.s390x.rpm SHA-256: 69c9ebbe7d92536c0611087481d6a48844590e54d0f4d5e641a4ef98a347b172

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

SRPM
firefox-78.6.1-1.el8_1.src.rpm SHA-256: 245b378316bced8fd8c376391a5a1e72a4659b2989e27863a95eef32f5f6bda1
ppc64le
firefox-78.6.1-1.el8_1.ppc64le.rpm SHA-256: 57823dd9df74634b11d85740c3e660d21a4b374244e0be28b983854034c9b326
firefox-debuginfo-78.6.1-1.el8_1.ppc64le.rpm SHA-256: 88c8c27c6e2db63173035dfd682d4b1d34199ca020a47e9a7fccba9d72bc2dae
firefox-debugsource-78.6.1-1.el8_1.ppc64le.rpm SHA-256: 7fd7d706bc73d2ab5ee74f1c491270a6de6eb83eb659276debe9854c662ed017

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

SRPM
firefox-78.6.1-1.el8_1.src.rpm SHA-256: 245b378316bced8fd8c376391a5a1e72a4659b2989e27863a95eef32f5f6bda1
aarch64
firefox-78.6.1-1.el8_1.aarch64.rpm SHA-256: 5a0f9f40c1e67969b47fee01e5b058a00035cd5fe1171e8e9bed0b18d64531d2
firefox-debuginfo-78.6.1-1.el8_1.aarch64.rpm SHA-256: cafc5e32150e2c8e8820035e141fd780b4ff01d0934c97bf5bf31456c2f04bd4
firefox-debugsource-78.6.1-1.el8_1.aarch64.rpm SHA-256: 4c34161e8d0ebb12edd5f60ee95adc5947a62fc03a57df8459adbcca7438dc0c

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

SRPM
firefox-78.6.1-1.el8_1.src.rpm SHA-256: 245b378316bced8fd8c376391a5a1e72a4659b2989e27863a95eef32f5f6bda1
ppc64le
firefox-78.6.1-1.el8_1.ppc64le.rpm SHA-256: 57823dd9df74634b11d85740c3e660d21a4b374244e0be28b983854034c9b326
firefox-debuginfo-78.6.1-1.el8_1.ppc64le.rpm SHA-256: 88c8c27c6e2db63173035dfd682d4b1d34199ca020a47e9a7fccba9d72bc2dae
firefox-debugsource-78.6.1-1.el8_1.ppc64le.rpm SHA-256: 7fd7d706bc73d2ab5ee74f1c491270a6de6eb83eb659276debe9854c662ed017

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

SRPM
firefox-78.6.1-1.el8_1.src.rpm SHA-256: 245b378316bced8fd8c376391a5a1e72a4659b2989e27863a95eef32f5f6bda1
x86_64
firefox-78.6.1-1.el8_1.x86_64.rpm SHA-256: c68d588976d5bf2367b568ddfa99e740fd9f29d0fb935dfdfa9e4cc5495bdf3a
firefox-debuginfo-78.6.1-1.el8_1.x86_64.rpm SHA-256: 30a4318bee5a4b08b00206158a1379011718fe4b5e0561ea3b501ceac9c638b2
firefox-debugsource-78.6.1-1.el8_1.x86_64.rpm SHA-256: 63d15357c341ea9c98dc2e5bf1e1ed232d1ea42e1463f5cd64f38ec998a1fa4b

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

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