Improper Input Validation The advisory has been revoked - it doesn't affect any version of package ruby2.3 (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1604-RUBY23-624936
- published24 Mar 2016
- disclosed24 Mar 2016
Introduced: 24 Mar 2016
CVE-2015-7551 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:16.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ruby2.3 package and not the ruby2.3 package as distributed by Ubuntu.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2015-7551
- https://support.apple.com/HT206167
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=796344
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=796551
- https://security-tracker.debian.org/tracker/CVE-2015-7551
- https://github.com/ruby/ruby/commit/339e11a7f178312d937b7c95dd3115ce7236597a
- https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-7551.html
- https://puppet.com/security/cve/ruby-dec-2015-security-fixes
- https://www.ruby-lang.org/en/news/2015/12/16/unsafe-tainted-string-usage-in-fiddle-and-dl-cve-2015-7551/
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- https://access.redhat.com/errata/RHSA-2018:0583
- http://www.securityfocus.com/bid/76060