USN-8641-1: .NET vulnerabilities

USN-8641-1: .NET vulnerabilities

https://ubuntu.com/security/notices/rss.xml / Wed, 08/19/2026 - 10:27
Miha Zupan discovered that .NET did not properly interpret certain HTTP requests. An attacker could possibly use this issue to perform request smuggling and bypass a security feature. (CVE-2026-62899) Ivan Demchuk discovered that .NET did not properly handle the removal of sensitive information before storage or transfer. An attacker could possibly use this issue to disclose sensitive information. (CVE-2026-62900) Kevin Gosse discovered that .NET did not properly check an input for a loop condition. An attacker could possibly use this issue to cause a denial of service. (CVE-2026-62901) Kevin Gosse discovered that .NET did not properly perform error checking when securing shared resources used for diagnostics IPC. An attacker could possibly use this issue to elevate privileges. (CVE-2026-62909)

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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.