CVE-2016-2339

Description

An exploitable heap overflow vulnerability exists in the Fiddle::Function.new "initialize" function functionality of Ruby. In Fiddle::Function.new "initialize" heap buffer "arg_types" allocation is made based on args array length. Specially constructed object passed as element of args array can increase this array size after mentioned allocation and cause heap overflow.

References

http://www.securityfocus.com/bid/91234

http://www.talosintelligence.com/reports/TALOS-2016-0034/

https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html

Details

Risk Information

CVSS v2

CVSS v3