USN-7659-1: Nokogiri vulnerabilities
Details It was discovered Nokogiri did not correctly parse XML Schemas. If a user or automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-26247) Agustin Gianni discovered that Nokogiri did not correctly parse XML and HTML files. If a user or automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to cause a denial of service or leak sensitive information. (CVE-2022-29181) It was discovered Nokogiri did not correctly parse XML Schemas. If a user or automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-26247) Agustin Gianni discovered that Nokogiri did not correctly parse XML and HTML files. If a user or automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to cause a denial of service or leak sensitive information. (CVE-2022-29181) The problem can be corrected by updating your system to the following package versions: Reduce your security exposure Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.
ubuntu.comJul 21, 2025extracted