JVNDB-2012-000066

The hash table implementation in Ruby contains a denial-of-service (DoS) vulnerability. The hash table implementation in Ruby contains an issue, where it may intentionally create a series of strings whose hash values collide. As a result, a denial-of-service (DoS) attack may be conducted. Tanaka Akira of National Institute of Advanced Industrial Science and Technology (AIST) reported this vulnerability to IPA. JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.