========================================================================== Ubuntu Security Notice USN-6546-2 December 14, 2023
libreoffice vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: Several security issues were fixed in LibreOffice. Software Description: - libreoffice: Office productivity suite 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) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS: libreoffice 1:7.3.7-0ubuntu0.22.04.4 Ubuntu 20.04 LTS: libreoffice 1:6.4.7-0ubuntu0.20.04.9 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-6546-2 https://ubuntu.com/security/notices/USN-6546-1 CVE-2023-6185, CVE-2023-6186 Package Information: https://launchpad.net/ubuntu/+source/libreoffice/1:7.3.7-0ubuntu0.22.04.4 https://launchpad.net/ubuntu/+source/libreoffice/1:6.4.7-0ubuntu0.20.04.9
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