Moderate: libreoffice security, bug fix, and enhancement update

Related Vulnerabilities: CVE-2021-25633   CVE-2021-25634   CVE-2021-25635  

Synopsis

Moderate: libreoffice security, bug fix, and enhancement update

Type/Severity

Security Advisory: Moderate

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Topic

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

Red Hat Product Security has rated this update as having a security impact of Moderate. 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

LibreOffice is an open source, community-developed office productivity suite. It includes key desktop applications, such as a word processor, a spreadsheet, a presentation manager, a formula editor, and a drawing program. LibreOffice replaces OpenOffice and provides a similar but enhanced and extended office suite.

Security Fix(es):

  • libreoffice: Content Manipulation with Double Certificate Attack (CVE-2021-25633)
  • libreoffice: Timestamp Manipulation with Signature Wrapping (CVE-2021-25634)
  • libreoffice: Content Manipulation with Certificate Validation Attack (CVE-2021-25635)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.6 Release Notes linked from 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 LibreOffice applications must be restarted for this 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 8.6 x86_64
  • Red Hat Enterprise Linux Server - AUS 8.6 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 8 s390x
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.6 s390x
  • Red Hat Enterprise Linux for Power, little endian 8 ppc64le
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.6 ppc64le
  • Red Hat Enterprise Linux Server - TUS 8.6 x86_64
  • Red Hat Enterprise Linux for ARM 64 8 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.6 ppc64le
  • Red Hat CodeReady Linux Builder for x86_64 8 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian 8 ppc64le
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.6 aarch64
  • Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions 8.6 x86_64
  • Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.6 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 8.6 ppc64le

Fixes

  • BZ - 1958421 - [RFE] Request to add libreoffice to RHEL 8 for s390x architecture
  • BZ - 1980800 - convert-to csv is only converting the first tab of xlsx workbooks
  • BZ - 1992695 - Writer produces HTML <td> tags with duplicate style attributes
  • BZ - 2013135 - CVE-2021-25633 libreoffice: Content Manipulation with Double Certificate Attack
  • BZ - 2013151 - CVE-2021-25634 libreoffice: Timestamp Manipulation with Signature Wrapping
  • BZ - 2013152 - CVE-2021-25635 libreoffice: Content Manipulation with Certificate Validation Attack