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CVE-2015-7551

Status Candidate

Overview

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.

Related Files

Ubuntu Security Notice USN-3365-1
Posted Jul 25, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3365-1 - It was discovered that Ruby DL::dlopen incorrectly handled opening libraries. An attacker could possibly use this issue to open libraries with tainted names. This issue only applied to Ubuntu 14.04 LTS. Tony Arcieri, Jeffrey Walton, and Steffan Ullrich discovered that the Ruby OpenSSL extension incorrectly handled hostname wildcard matching. This issue only applied to Ubuntu 14.04 LTS. Christian Hofstaedtler discovered that Ruby Fiddle::Handle incorrectly handled certain crafted strings. An attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. This issue only applied to Ubuntu 14.04 LTS. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, ruby
systems | linux, ubuntu
advisories | CVE-2009-5147, CVE-2015-1855, CVE-2015-7551, CVE-2015-9096, CVE-2016-2337, CVE-2016-2339, CVE-2016-7798
MD5 | a6af5cc73212f069a7f0d48255978f2f
Apple Security Advisory 2016-03-21-5
Posted Mar 22, 2016
Authored by Apple | Site apple.com

Apple Security Advisory 2016-03-21-5 - OS X El Capitan 10.11.4 and Security Update 2016-002 is now available and addresses code execution, memory corruption, and various other vulnerabilities.

tags | advisory, vulnerability, code execution
systems | apple, osx
advisories | CVE-2014-9495, CVE-2015-0973, CVE-2015-1819, CVE-2015-3195, CVE-2015-5312, CVE-2015-5333, CVE-2015-5334, CVE-2015-7499, CVE-2015-7500, CVE-2015-7551, CVE-2015-7942, CVE-2015-8035, CVE-2015-8126, CVE-2015-8242, CVE-2015-8472, CVE-2015-8659, CVE-2016-0777, CVE-2016-0778, CVE-2016-0801, CVE-2016-0802, CVE-2016-1732, CVE-2016-1733, CVE-2016-1734, CVE-2016-1735, CVE-2016-1736, CVE-2016-1737, CVE-2016-1738, CVE-2016-1740
MD5 | 627ce9820a6da1e5027ea19b5f314b42
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