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Debian LTS: Security Advisory for ruby2.1 (DLA-2192-1)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update for the 'ruby2.1' package(s) announced via the DLA-2192-1 advisory.
Insight
Insight
The JSON gem through 2.2.0 for Ruby, as used in Ruby 2.1 has an unsafe object creation vulnerability. This is quite similar to CVE-2013-0269, but does not rely on poor garbage-collection behavior within Ruby. Specifically, use of JSON parsing methods can lead to creation of a malicious object within the interpreter, with adverse effects that are application-dependent.
Affected Software
Affected Software
'ruby2.1' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
For Debian 8 'Jessie', this problem has been fixed in version 2.1.5-2+deb8u10. We recommend that you upgrade your ruby2.1 packages.