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Ubuntu 7394-1: Doorkeeper Security Advisory Updates

Several security issues were fixed in ruby-doorkeeper.. ========================================================================== Ubuntu Security Notice USN-7394-1 March 31, 2025 ruby-doorkeeper vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 LTS Summary: Several security issues were fixed in ruby-doorkeeper. Software Description: - ruby-doorkeeper: OAuth 2 provider for Rails and Grape Details: Jonathan Clem and Justin Bull discovered that Doorkeeper could allow arbitrary token revocation and replay attacks. An attacker could possibly use this issue to gain unauthorized access to a system. (CVE-2016-6582) It was discovered that Doorkeeper incorrectly handled storing client names. An attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. (CVE-2018-1000088) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 LTS ruby-doorkeeper 2.2.1-1ubuntu0.1~esm2 Available with Ubuntu Pro In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-7394-1 CVE-2016-6582, CVE-2018-1000088 . Security fixes for ruby-doorkeeper vulnerabilities addressed in Ubuntu Security Notice USN-7394-1, March 31, 2025.. security, ruby-doorkeeper, =============================================. . Severity: Critical. LinuxSecurity.com Team

Mar 31, 2025 •Critical Ubuntu