Ubuntu 23.10: USN-6853-1 Critical: Ruby Denial of Service Risk
ubuntu
June 26, 2024
Ruby could be made to crash or expose sensitive information login if it processed certain strings.
Summary
A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.10 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: Ruby could be made to crash or expose sensitive information login if it processed certain strings. Software Description: - ruby3.1: Object-oriented scripting language - ruby3.0: Object-oriented scripting language - ruby2.7: Object-oriented scripting language Details: It was discovered that Ruby incorrectly handled the ungetbyte and ungetc methods. A remote attacker could use this issue to cause Ruby to crash, resulting in a denial of service, or possibly obtain sensitive information.
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 23.10 libruby3.1 3.1.2-7ubuntu3.3 ruby3.1 3.1.2-7ubuntu3.3 Ubuntu 22.04 LTS libruby3.0 3.0.2-7ubuntu2.7 ruby3.0 3.0.2-7ubuntu2.7 Ubuntu 20.04 LTS libruby2.7 2.7.0-5ubuntu1.14 ruby2.7 2.7.0-5ubuntu1.14 In general, a standard system update will make all the necessary changes.
References
https://ubuntu.com/security/notices/USN-6853-1
CVE-2024-27280
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Ubuntu Security Notice USN-6853-1
Package Information
https://launchpad.net/ubuntu/+source/ruby3.1/3.1.2-7ubuntu3.3 https://launchpad.net/ubuntu/+source/ruby3.0/3.0.2-7ubuntu2.7 https://launchpad.net/ubuntu/+source/ruby2.7/2.7.0-5ubuntu1.14
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