Ubuntu Security Notice 3883-1 - It was discovered that LibreOffice incorrectly handled certain document files. If a user were tricked into opening a specially crafted document, a remote attacker could cause LibreOffice to crash, and possibly execute arbitrary code. It was discovered that LibreOffice incorrectly handled embedded SMB connections in document files. If a user were tricked in to opening a specially crafted document, a remote attacker could possibly exploit this to obtain sensitive information. Various other issues were also addressed.
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Red Hat Security Advisory 2018-3054-01 - 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. Issues addressed include denial of service, information leakage, out of bounds write, and use-after-free vulnerabilities.
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Debian Linux Security Advisory 4178-1 - Two vulnerabilities were discovered in LibreOffice's code to parse MS Word and Structured Storage files, which could result in denial of service and potentially the execution of arbitrary code if a malformed file is opened.
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