Issued:
2020-10-01
Updated:
2020-10-01

RHSA-2020:4155 - Security Advisory

Synopsis

Important: thunderbird security update

Type/Severity

Security Advisory: Important

Topic

An update for thunderbird is now available for Red Hat Enterprise Linux 8.

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.

Description

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 78.3.1.

Security Fix(es):

  • Mozilla: Memory safety bugs fixed in Firefox 81 and Firefox ESR 78.3 (CVE-2020-15673)
  • Mozilla: XSS when pasting attacker-controlled data into a contenteditable element (CVE-2020-15676)
  • Mozilla: Download origin spoofing via redirect (CVE-2020-15677)
  • Mozilla: When recursing through layers while scrolling, an iterator may have become invalid, resulting in a potential use-after-free scenario (CVE-2020-15678)

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

All running instances of Thunderbird must be restarted for the update to take effect.

Affected Products

  • Red Hat Enterprise Linux for x86_64 8 x86_64
  • 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 Power, little endian 8 ppc64le
  • 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 8 aarch64
  • 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 - 1881664 - CVE-2020-15677 Mozilla: Download origin spoofing via redirect
  • BZ - 1881665 - CVE-2020-15676 Mozilla: XSS when pasting attacker-controlled data into a contenteditable element
  • BZ - 1881666 - CVE-2020-15678 Mozilla: When recursing through layers while scrolling, an iterator may have become invalid, resulting in a potential use-after-free scenario
  • BZ - 1881667 - CVE-2020-15673 Mozilla: Memory safety bugs fixed in Firefox 81 and Firefox ESR 78.3

CVEs

References

Red Hat Enterprise Linux for x86_64 8

SRPM
thunderbird-78.3.1-1.el8_2.src.rpm SHA-256: a4d34ea0b0a17d78556643ed903d688d95155d3d8434f92662b0abf3f6abddea
x86_64
thunderbird-78.3.1-1.el8_2.x86_64.rpm SHA-256: 81d360ebb509336efd18e743f8de7fee5fb8c0e9d2ce4c3d05a81dfd4a48997c
thunderbird-debuginfo-78.3.1-1.el8_2.x86_64.rpm SHA-256: 12e2ca943408cfc154d729ba42e6dcd8f585bb7be3b84acc718a858adf792617
thunderbird-debugsource-78.3.1-1.el8_2.x86_64.rpm SHA-256: e3faeb3dfbe8e2ed0a514273f6af8749ea5d1d905fbe73eb5fd488e10f31d9f0

Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.2

SRPM
thunderbird-78.3.1-1.el8_2.src.rpm SHA-256: a4d34ea0b0a17d78556643ed903d688d95155d3d8434f92662b0abf3f6abddea
x86_64
thunderbird-78.3.1-1.el8_2.x86_64.rpm SHA-256: 81d360ebb509336efd18e743f8de7fee5fb8c0e9d2ce4c3d05a81dfd4a48997c
thunderbird-debuginfo-78.3.1-1.el8_2.x86_64.rpm SHA-256: 12e2ca943408cfc154d729ba42e6dcd8f585bb7be3b84acc718a858adf792617
thunderbird-debugsource-78.3.1-1.el8_2.x86_64.rpm SHA-256: e3faeb3dfbe8e2ed0a514273f6af8749ea5d1d905fbe73eb5fd488e10f31d9f0

Red Hat Enterprise Linux Server - AUS 8.2

SRPM
thunderbird-78.3.1-1.el8_2.src.rpm SHA-256: a4d34ea0b0a17d78556643ed903d688d95155d3d8434f92662b0abf3f6abddea
x86_64
thunderbird-78.3.1-1.el8_2.x86_64.rpm SHA-256: 81d360ebb509336efd18e743f8de7fee5fb8c0e9d2ce4c3d05a81dfd4a48997c
thunderbird-debuginfo-78.3.1-1.el8_2.x86_64.rpm SHA-256: 12e2ca943408cfc154d729ba42e6dcd8f585bb7be3b84acc718a858adf792617
thunderbird-debugsource-78.3.1-1.el8_2.x86_64.rpm SHA-256: e3faeb3dfbe8e2ed0a514273f6af8749ea5d1d905fbe73eb5fd488e10f31d9f0

Red Hat Enterprise Linux for Power, little endian 8

SRPM
thunderbird-78.3.1-1.el8_2.src.rpm SHA-256: a4d34ea0b0a17d78556643ed903d688d95155d3d8434f92662b0abf3f6abddea
ppc64le
thunderbird-78.3.1-1.el8_2.ppc64le.rpm SHA-256: 7f1e2b166752d2e4c2a3c5e6453e525ff687caca328d306f8a9a23c46232ebbe
thunderbird-debuginfo-78.3.1-1.el8_2.ppc64le.rpm SHA-256: e9e8911f8de85539a1800f0562e666a844e635d5ef5d27025a9f6a2755c57549
thunderbird-debugsource-78.3.1-1.el8_2.ppc64le.rpm SHA-256: 166761f718c5fcf1da8c219d8093f2281bd1e11f8ce78ad12f8495bc2207756e

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

SRPM
thunderbird-78.3.1-1.el8_2.src.rpm SHA-256: a4d34ea0b0a17d78556643ed903d688d95155d3d8434f92662b0abf3f6abddea
ppc64le
thunderbird-78.3.1-1.el8_2.ppc64le.rpm SHA-256: 7f1e2b166752d2e4c2a3c5e6453e525ff687caca328d306f8a9a23c46232ebbe
thunderbird-debuginfo-78.3.1-1.el8_2.ppc64le.rpm SHA-256: e9e8911f8de85539a1800f0562e666a844e635d5ef5d27025a9f6a2755c57549
thunderbird-debugsource-78.3.1-1.el8_2.ppc64le.rpm SHA-256: 166761f718c5fcf1da8c219d8093f2281bd1e11f8ce78ad12f8495bc2207756e

Red Hat Enterprise Linux Server - TUS 8.2

SRPM
thunderbird-78.3.1-1.el8_2.src.rpm SHA-256: a4d34ea0b0a17d78556643ed903d688d95155d3d8434f92662b0abf3f6abddea
x86_64
thunderbird-78.3.1-1.el8_2.x86_64.rpm SHA-256: 81d360ebb509336efd18e743f8de7fee5fb8c0e9d2ce4c3d05a81dfd4a48997c
thunderbird-debuginfo-78.3.1-1.el8_2.x86_64.rpm SHA-256: 12e2ca943408cfc154d729ba42e6dcd8f585bb7be3b84acc718a858adf792617
thunderbird-debugsource-78.3.1-1.el8_2.x86_64.rpm SHA-256: e3faeb3dfbe8e2ed0a514273f6af8749ea5d1d905fbe73eb5fd488e10f31d9f0

Red Hat Enterprise Linux for ARM 64 8

SRPM
thunderbird-78.3.1-1.el8_2.src.rpm SHA-256: a4d34ea0b0a17d78556643ed903d688d95155d3d8434f92662b0abf3f6abddea
aarch64
thunderbird-78.3.1-1.el8_2.aarch64.rpm SHA-256: b92a24d58004a0a00e9a98ab8a6d2aa34c9bab86110bedac6521c94c5488ad78
thunderbird-debuginfo-78.3.1-1.el8_2.aarch64.rpm SHA-256: 65e2bb03207251b56af4b31d645615e7464a6d6478762fd6f6dad8159024013c
thunderbird-debugsource-78.3.1-1.el8_2.aarch64.rpm SHA-256: 701b51aa695bae9ac365613519c661faf4dc70a8a3ef07501c53c62d231f6b7f

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

SRPM
thunderbird-78.3.1-1.el8_2.src.rpm SHA-256: a4d34ea0b0a17d78556643ed903d688d95155d3d8434f92662b0abf3f6abddea
aarch64
thunderbird-78.3.1-1.el8_2.aarch64.rpm SHA-256: b92a24d58004a0a00e9a98ab8a6d2aa34c9bab86110bedac6521c94c5488ad78
thunderbird-debuginfo-78.3.1-1.el8_2.aarch64.rpm SHA-256: 65e2bb03207251b56af4b31d645615e7464a6d6478762fd6f6dad8159024013c
thunderbird-debugsource-78.3.1-1.el8_2.aarch64.rpm SHA-256: 701b51aa695bae9ac365613519c661faf4dc70a8a3ef07501c53c62d231f6b7f

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

SRPM
thunderbird-78.3.1-1.el8_2.src.rpm SHA-256: a4d34ea0b0a17d78556643ed903d688d95155d3d8434f92662b0abf3f6abddea
ppc64le
thunderbird-78.3.1-1.el8_2.ppc64le.rpm SHA-256: 7f1e2b166752d2e4c2a3c5e6453e525ff687caca328d306f8a9a23c46232ebbe
thunderbird-debuginfo-78.3.1-1.el8_2.ppc64le.rpm SHA-256: e9e8911f8de85539a1800f0562e666a844e635d5ef5d27025a9f6a2755c57549
thunderbird-debugsource-78.3.1-1.el8_2.ppc64le.rpm SHA-256: 166761f718c5fcf1da8c219d8093f2281bd1e11f8ce78ad12f8495bc2207756e

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

SRPM
thunderbird-78.3.1-1.el8_2.src.rpm SHA-256: a4d34ea0b0a17d78556643ed903d688d95155d3d8434f92662b0abf3f6abddea
x86_64
thunderbird-78.3.1-1.el8_2.x86_64.rpm SHA-256: 81d360ebb509336efd18e743f8de7fee5fb8c0e9d2ce4c3d05a81dfd4a48997c
thunderbird-debuginfo-78.3.1-1.el8_2.x86_64.rpm SHA-256: 12e2ca943408cfc154d729ba42e6dcd8f585bb7be3b84acc718a858adf792617
thunderbird-debugsource-78.3.1-1.el8_2.x86_64.rpm SHA-256: e3faeb3dfbe8e2ed0a514273f6af8749ea5d1d905fbe73eb5fd488e10f31d9f0

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