Solution
Please Install the Updated Packages.
Insight
Jean-Philippe Aumasson discovered that Ruby incorrectly generated predictable hash values. An attacker could use this issue to generate hash collisions and cause a denial of service. (CVE-2012-5371)
Evgeny Ermakov discovered that documentation generated by rdoc is vulnerable to a cross-site scripting issue. With cross-site scripting vulnerabilities, if a user were tricked into viewing a specially crafted page, a remote attacker could exploit this to modify the contents, or steal confidential data, within the same domain. (CVE-2013-0256)
Thomas Hollstegge and Ben Murphy discovered that the JSON implementation in Ruby incorrectly handled certain crafted documents. An attacker could use this issue to cause a denial of service or bypass certain protection mechanisms. (CVE-2013-0269)
Affected
ruby1.9.1 on Ubuntu 12.10 ,
Ubuntu 12.04 LTS
References
Updated on 2015-03-25
Severity
Classification
-
CVE CVE-2012-5371, CVE-2013-0256, CVE-2013-0269 -
CVSS Base Score: 7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P
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