USN-7707-1: LibTIFF vulnerabilities

USN-7707-1: LibTIFF vulnerabilities

https://ubuntu.com/security/notices/rss.xml / Thu, 08/21/2025 - 05:35
It was discovered that LibTIFF incorrectly handled certain memory operations when using tiffmedian tool. An attacker could trick a user into processing a specially crafted tiff image file and potentially use this issue to cause a denial of service. (CVE-2025-8176) It was discovered that LibTIFF did not properly perform bounds checking in certain operations when using thumbnail tool. An attacker could trick a user into processing a specially crafted tiff image file and potentially use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2025-8177) It was discovered that LibTIFF incorrectly handled certain memory operations when using tiff2ps tool. An attacker could trick a user into processing a specially crafted tiff image file and potentially use this issue to cause a denial of service. (CVE-2025-8534) It was discovered that LibTIFF did not properly perform bounds checking in certain operations when using tiffcrop tool. An attacker could trick a user into processing a specially crafted tiff image file and potentially use this issue to cause a denial of service. (CVE-2025-8851)

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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.