USN-8140-1: Cairo vulnerabilities

USN-8140-1: Cairo vulnerabilities

https://ubuntu.com/security/notices/rss.xml / Thu, 04/02/2026 - 21:09
Alberto Garcia, Francisco Oca and Suleman Ali discovered that Cairo did not properly manage memory. An attacker could possibly use this issue to cause Cairo to crash, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2017-9814) It was discovered that Cairo incorrectly handled certain angle values when drawing arcs. An attacker could possibly use this issue to cause Cairo to crash, resulting in a denial of service. (CVE-2019-6461) It was discovered that Cairo incorrectly handled certain calculations when drawing arcs. An attacker could possibly use this issue to cause Cairo to consume resources, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2019-6462) Stephan Bergmann discovered that Cairo incorrectly managed memory during image composition. An attacker could use this issue to cause Cairo to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-35492)

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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.