--- title: 'USN-6144-1: LibreOffice vulnerabilities | Ubuntu security notices' description: Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. url: https://ubuntu.com/security/notices/USN-6144-1 --- 1. [Ubuntu Security Notices](https://ubuntu.com/security/notices) 2. USN-6144-1 --- # USN-6144-1: LibreOffice vulnerabilities Publication date 7 June 2023 Overview Several security issues were fixed in LibreOffice. Releases [22.04 LTS](https://ubuntu.com/security/notices?release=jammy) [20.04 LTS](https://ubuntu.com/security/notices?release=focal) --- Open side navigation ## Packages * [libreoffice](https://ubuntu.com/security/cves?package=libreoffice) - Office productivity suite ## Details It was discovered that LibreOffice did not properly validate the number of parameters passed to the formula interpreter, leading to an array index underflow attack. If a user were tricked into opening a specially crafted spreadsheet file, an attacker could possibly use this issue to execute arbitrary code. ([CVE-2023-0950](https://ubuntu.com/security/CVE-2023-0950)) Amel Bouziane-Leblond discovered that LibreOffice did not prompt the user before loading the host document inside an IFrame. If a user were tricked into opening a specially crafted input file, an attacker could possibly use this issue to cause information disclosure or execute arbitrary code. ([CVE-2023-2255](https://ubuntu.com/security/CVE-2023-2255)) ## Update instructions In general, a standard system update will make all the necessary changes. [Learn more about how to get the fixes.](https://ubuntu.com/security/cves/about#security) The problem can be corrected by updating your system to the following package versions: | Ubuntu Release | Package Version | | --- | --- | | 22.04 LTS jammy | [libreoffice](https://launchpad.net/ubuntu/+source/libreoffice) –  [1:7.3.7-0ubuntu0.22.04.3](https://launchpad.net/ubuntu/+source/libreoffice/1:7.3.7-0ubuntu0.22.04.3) | | | | 20.04 LTS focal | [libreoffice](https://launchpad.net/ubuntu/+source/libreoffice) –  [1:6.4.7-0ubuntu0.20.04.8](https://launchpad.net/ubuntu/+source/libreoffice/1:6.4.7-0ubuntu0.20.04.8) | | | --- ### Reduce your security exposure Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines. [Get Ubuntu Pro](https://ubuntu.com/pro) ## References * [CVE-2023-2255](https://ubuntu.com/security/CVE-2023-2255) * [CVE-2023-0950](https://ubuntu.com/security/CVE-2023-0950)