USN-6546-2: LibreOffice vulnerabilities

Publication date

14 December 2023

Overview

Several security issues were fixed in LibreOffice.


Packages

Details

USN-6546-1 fixed vulnerabilities in LibreOffice. This update provides the
corresponding updates for Ubuntu 20.04 LTS and Ubuntu 22.04 LTS.

Original advisory details:

Reginaldo Silva discovered that LibreOffice incorrectly handled filenames
when passing embedded videos to GStreamer. If a user were tricked into
opening a specially crafted file, a remote attacker could possibly use this
issue to execute arbitrary GStreamer plugins. (CVE-2023-6185)

Reginaldo Silva discovered that LibreOffice incorrectly handled certain
non-typical hyperlinks. If a user were tricked into opening a specially
crafted file, a remote attacker could possibly use this issue to execute
arbitrary scripts. (CVE-2023-6186)

USN-6546-1 fixed vulnerabilities in LibreOffice. This update provides the
corresponding updates for Ubuntu 20.04 LTS and Ubuntu 22.04 LTS.

Original advisory details:

Reginaldo Silva discovered that LibreOffice incorrectly handled filenames
when passing embedded videos to GStreamer. If a user were tricked into
opening a specially crafted file, a remote attacker could possibly use this
issue to execute arbitrary GStreamer plugins. (CVE-2023-6185)

Reginaldo Silva discovered that LibreOffice incorrectly handled certain
non-typical hyperlinks. If a user were tricked into opening a specially
crafted file, a remote attacker could possibly use this issue to execute
arbitrary scripts. (CVE-2023-6186)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
22.04 jammy libreoffice –  1:7.3.7-0ubuntu0.22.04.4
20.04 focal libreoffice –  1:6.4.7-0ubuntu0.20.04.9

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