Multiple Vulnerabilities in libgit2 Affect Ubuntu Systems

A series of vulnerabilities were discovered in libgit2, impacting Ubuntu 14.04 LTS, 16.04 LTS, and 18.04 LTS. These vulnerabilities include issues with the Git Smart Protocol, which could allow remote attackers to execute arbitrary code or cause denial of service. Specifically, CVE-2016-10128 and CVE-2016-10129 affect Ubuntu 14.04 LTS and 16.04 LTS, while CVE-2016-10130 allows server spoofing on Ubuntu 16.04 LTS. Additionally, CVE-2018-15501 and CVE-2018-8098 affect Ubuntu 18.04 LTS. Users are advised to update their systems to mitigate these risks. The vulnerabilities were published between 2017 and 2018, and the advisory was released on August 12, 2026.

Key Points: • libgit2 vulnerabilities could lead to remote code execution and denial of service. • Affected systems include Ubuntu 14.04 LTS, 16.04 LTS, and 18.04 LTS. • Users are advised to update their systems to the latest package versions.