========================================================================== Ubuntu Security Notice USN-6546-1 December 11, 2023
libreoffice vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.10 - Ubuntu 23.04 Summary: Several security issues were fixed in LibreOffice. Software Description: - libreoffice: Office productivity suite 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 23.10: libreoffice 4:7.6.4-0ubuntu0.23.10.1 Ubuntu 23.04: libreoffice 4:7.5.9-0ubuntu0.23.04.1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-6546-1 CVE-2023-6185, CVE-2023-6186 Package Information: https://launchpad.net/ubuntu/+source/libreoffice/4:7.6.4-0ubuntu0.23.10.1 https://launchpad.net/ubuntu/+source/libreoffice/4:7.5.9-0ubuntu0.23.04.1
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