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Test ID:1.3.6.1.4.1.25623.1.0.71568
Category:Gentoo Local Security Checks
Title:Gentoo Security Advisory GLSA 201207-06 (jruby)
Summary:The remote host is missing updates announced in;advisory GLSA 201207-06.
Description:Summary:
The remote host is missing updates announced in
advisory GLSA 201207-06.

Vulnerability Insight:
A hash collision vulnerability in JRuby allows remote attackers to
cause a Denial of Service condition.

Solution:
All JRuby users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose '>=dev-java/jruby-1.6.5.1'

CVSS Score:
5.0

CVSS Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2011-4838
Bugtraq: 20111228 n.runs-SA-2011.004 - web programming languages and platforms - DoS through hash table (Google Search)
http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html
CERT/CC vulnerability note: VU#903934
http://www.kb.cert.org/vuls/id/903934
http://security.gentoo.org/glsa/glsa-201207-06.xml
http://www.nruns.com/_downloads/advisory28122011.pdf
http://www.ocert.org/advisories/ocert-2011-003.html
RedHat Security Advisories: RHSA-2012:1232
http://rhn.redhat.com/errata/RHSA-2012-1232.html
http://secunia.com/advisories/47407
http://secunia.com/advisories/50084
XForce ISS Database: jruby-hash-dos(72019)
https://exchange.xforce.ibmcloud.com/vulnerabilities/72019
CopyrightCopyright (C) 2012 E-Soft Inc.

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