Arbitrary Code Execution and Denial of Service Vulnerability in Ruby's Fiddle::Handle Implementation

CVE-2015-7551 · MEDIUM Severity

AV:L/AC:L/AU:N/C:P/I:P/A:P

The Fiddle::Handle implementation in ext/fiddle/handle.c in Ruby before 2.0.0-p648, 2.1 before 2.1.8, and 2.2 before 2.2.4, as distributed in Apple OS X before 10.11.4 and other products, mishandles tainting, which allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted string, related to the DL module and the libffi library. NOTE: this vulnerability exists because of a CVE-2009-5147 regression.

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