USN-8534-1: LibreOffice vulnerabilities

USN-8534-1: LibreOffice vulnerabilities

https://ubuntu.com/security/notices/rss.xml / Tue, 07/14/2026 - 01:05
It was discovered that LibreOffice incorrectly handled importing DXF drawings. An attacker could use this issue to cause LibreOffice to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2026-6039) It was discovered that LibreOffice incorrectly handled certain ODF number formats. An attacker could use this issue to cause LibreOffice to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. (CVE-2026-6040) It was discovered that LibreOffice incorrectly handled importing EMF+ graphics. An attacker could use this issue to cause LibreOffice to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2026-6045) It was discovered that LibreOffice incorrectly handled importing PPT presentations. An attacker could use this issue to cause LibreOffice to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2026-8356) It was discovered that LibreOffice Calc incorrectly handled compiling certain formulas. An attacker could use this issue to cause LibreOffice to crash, resulting in a denial of service, or possily execute arbitrary code. (CVE-2026-8357) It was discovered that LibreOffice Calc incorrectly handled importing spreadsheet tracked changes. An attacker could use this issue to cause LibreOffice to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2026-8358)

About

Kenya Education Network CERT(KENET-CERT) is a Cybersecurity Emergency Response Team and Co-ordination Center operated by the National Research and Education Network of Kenya. KENET-CERT coordination center promotes awareness on cybersecurity incidences as well as coordinates and assists member institutions in responding effectively to cyber security threats and incidences. KENET-CERT works closely with Kenya's National CIRT coordination center (CIRT/CC) as a sector CIRT for the academic institutions. KENET promotes use of ICT in Teaching, Learning and Research in Higher Education Institutions in Kenya. KENET aims to interconnect all the Universities, Tertiary and Research Institutions in Kenya by setting up a cost effective and sustainable private network with high speed access to the global Internet. KENET also facilitates electronic communication among students and faculties in member institutions, share learning and teaching resources by collaboration in Research and Development of Educational content.