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Debian: CVE-2016-2339: ruby2.3 -- security update

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Debian: CVE-2016-2339: ruby2.3 -- security update

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
01/06/2017
Created
03/19/2019
Added
02/20/2019
Modified
07/07/2020

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.

Solution(s)

  • debian-upgrade-ruby2-3

References

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