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Red Hat Product Errata RHSA-2021:0055 - Security Advisory
Issued:
2021-01-11
Updated:
2021-01-11

RHSA-2021:0055 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Critical: firefox security update

Type/Severity

Security Advisory: Critical

Topic

An update for firefox is now available for Red Hat Enterprise Linux 8.2 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 8.2 x86_64
  • Red Hat Enterprise Linux Server - AUS 8.2 x86_64
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.2 s390x
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.2 ppc64le
  • Red Hat Enterprise Linux Server - TUS 8.2 x86_64
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.2 aarch64
  • Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.2 ppc64le
  • Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.2 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 8.2

    SRPM
    firefox-78.6.1-1.el8_2.src.rpm SHA-256: 7b4d8786704e75e5ff12d8f667f3542453fdd1394b275ddedfb3ebbfbe127f03
    x86_64
    firefox-78.6.1-1.el8_2.x86_64.rpm SHA-256: 080b29fe2cba7cc09d23295f4b61109ebfe88c4a233959610658fa46c4450498
    firefox-debuginfo-78.6.1-1.el8_2.x86_64.rpm SHA-256: 93377224d92c75db74bc747250d63155ae84188f7368ff69d347ce1ba8d78f23
    firefox-debugsource-78.6.1-1.el8_2.x86_64.rpm SHA-256: 0c1b20b46e94593ebf8b5d7659a783dab0172b4220106819e22ae5d1e061ac1c

    Red Hat Enterprise Linux Server - AUS 8.2

    SRPM
    firefox-78.6.1-1.el8_2.src.rpm SHA-256: 7b4d8786704e75e5ff12d8f667f3542453fdd1394b275ddedfb3ebbfbe127f03
    x86_64
    firefox-78.6.1-1.el8_2.x86_64.rpm SHA-256: 080b29fe2cba7cc09d23295f4b61109ebfe88c4a233959610658fa46c4450498
    firefox-debuginfo-78.6.1-1.el8_2.x86_64.rpm SHA-256: 93377224d92c75db74bc747250d63155ae84188f7368ff69d347ce1ba8d78f23
    firefox-debugsource-78.6.1-1.el8_2.x86_64.rpm SHA-256: 0c1b20b46e94593ebf8b5d7659a783dab0172b4220106819e22ae5d1e061ac1c

    Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.2

    SRPM
    firefox-78.6.1-1.el8_2.src.rpm SHA-256: 7b4d8786704e75e5ff12d8f667f3542453fdd1394b275ddedfb3ebbfbe127f03
    s390x
    firefox-78.6.1-1.el8_2.s390x.rpm SHA-256: 71fdf30cad2293a840970b9fbf27c4d1caff1c30093cb739332da129e6783466
    firefox-debuginfo-78.6.1-1.el8_2.s390x.rpm SHA-256: f611de7e266c3ac251b4de19842585c810c2d0e627946f3eeb812aadd6815072
    firefox-debugsource-78.6.1-1.el8_2.s390x.rpm SHA-256: dbb7e9a296d87075aa75601dc978dd2bda2029a89caad46042408f88c3ed60d0

    Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.2

    SRPM
    firefox-78.6.1-1.el8_2.src.rpm SHA-256: 7b4d8786704e75e5ff12d8f667f3542453fdd1394b275ddedfb3ebbfbe127f03
    ppc64le
    firefox-78.6.1-1.el8_2.ppc64le.rpm SHA-256: fc976af316e7a7b44e48bba0ae25dbef5b273e743970e1126ea56332a442cf43
    firefox-debuginfo-78.6.1-1.el8_2.ppc64le.rpm SHA-256: efa7550dd64a00585e8affb08ca0569476d039e5c9ca8e2ada19b0eb741a8e58
    firefox-debugsource-78.6.1-1.el8_2.ppc64le.rpm SHA-256: c1424dad81b14746c458d8fd86c51a97a2a0296c63d2b2924a7a1484972b8e36

    Red Hat Enterprise Linux Server - TUS 8.2

    SRPM
    firefox-78.6.1-1.el8_2.src.rpm SHA-256: 7b4d8786704e75e5ff12d8f667f3542453fdd1394b275ddedfb3ebbfbe127f03
    x86_64
    firefox-78.6.1-1.el8_2.x86_64.rpm SHA-256: 080b29fe2cba7cc09d23295f4b61109ebfe88c4a233959610658fa46c4450498
    firefox-debuginfo-78.6.1-1.el8_2.x86_64.rpm SHA-256: 93377224d92c75db74bc747250d63155ae84188f7368ff69d347ce1ba8d78f23
    firefox-debugsource-78.6.1-1.el8_2.x86_64.rpm SHA-256: 0c1b20b46e94593ebf8b5d7659a783dab0172b4220106819e22ae5d1e061ac1c

    Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.2

    SRPM
    firefox-78.6.1-1.el8_2.src.rpm SHA-256: 7b4d8786704e75e5ff12d8f667f3542453fdd1394b275ddedfb3ebbfbe127f03
    aarch64
    firefox-78.6.1-1.el8_2.aarch64.rpm SHA-256: 5eb5b7676e24a81b9ef71dcfa7166dd6fb758810692b45b4918e03b887be5492
    firefox-debuginfo-78.6.1-1.el8_2.aarch64.rpm SHA-256: 3e26f9aa70a29fbd546101408590c5079035cba8ad9ac69e652008c6f4ec5537
    firefox-debugsource-78.6.1-1.el8_2.aarch64.rpm SHA-256: 9d5b8aeba938e76b5834886766da6ab729295bf4759f55b6c07b68338de716ab

    Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.2

    SRPM
    firefox-78.6.1-1.el8_2.src.rpm SHA-256: 7b4d8786704e75e5ff12d8f667f3542453fdd1394b275ddedfb3ebbfbe127f03
    ppc64le
    firefox-78.6.1-1.el8_2.ppc64le.rpm SHA-256: fc976af316e7a7b44e48bba0ae25dbef5b273e743970e1126ea56332a442cf43
    firefox-debuginfo-78.6.1-1.el8_2.ppc64le.rpm SHA-256: efa7550dd64a00585e8affb08ca0569476d039e5c9ca8e2ada19b0eb741a8e58
    firefox-debugsource-78.6.1-1.el8_2.ppc64le.rpm SHA-256: c1424dad81b14746c458d8fd86c51a97a2a0296c63d2b2924a7a1484972b8e36

    Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.2

    SRPM
    firefox-78.6.1-1.el8_2.src.rpm SHA-256: 7b4d8786704e75e5ff12d8f667f3542453fdd1394b275ddedfb3ebbfbe127f03
    x86_64
    firefox-78.6.1-1.el8_2.x86_64.rpm SHA-256: 080b29fe2cba7cc09d23295f4b61109ebfe88c4a233959610658fa46c4450498
    firefox-debuginfo-78.6.1-1.el8_2.x86_64.rpm SHA-256: 93377224d92c75db74bc747250d63155ae84188f7368ff69d347ce1ba8d78f23
    firefox-debugsource-78.6.1-1.el8_2.x86_64.rpm SHA-256: 0c1b20b46e94593ebf8b5d7659a783dab0172b4220106819e22ae5d1e061ac1c

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

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