========================================================================== Ubuntu Security Notice USN-7747-1 September 15, 2025
rubygems vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS Summary: RubyGems could be made to consume resources if it received specially crafted input. Software Description: - rubygems: package management framework for Ruby libraries/applications Details: It was discovered that RubyGems incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause RubyGems to consume resources, leading to a regular expression denial of service (ReDoS). Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS ruby-bundler 2.3.5-2ubuntu1.2 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-7747-1 CVE-2023-36617 Package Information: https://launchpad.net/ubuntu/+source/rubygems/3.3.5-2ubuntu1.2
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