CVEvulnerability
CVE-2011-4838
5.0 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2011-12-30
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-400
Description
JRuby before 1.6.5.1 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.
Affected configurations
• jruby jruby (< 1.6.5.1)
Related
Weakness · CWE (1)
- CWE-400 Uncontrolled Resource Consumption weakness
References
- http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html Broken Link
- http://jruby.org/2011/12/27/jruby-1-6-5-1.html Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2012-1232.html Broken Link
- http://secunia.com/advisories/47407 Third Party Advisory
- http://secunia.com/advisories/50084 Third Party Advisory
- http://security.gentoo.org/glsa/glsa-201207-06.xml Third Party Advisory
- http://www.kb.cert.org/vuls/id/903934 Third Party Advisory, US Government Resource
- http://www.nruns.com/_downloads/advisory28122011.pdf Third Party Advisory
- http://www.ocert.org/advisories/ocert-2011-003.html Third Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/72019 Third Party Advisory, VDB Entry
- http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html Broken Link
- http://jruby.org/2011/12/27/jruby-1-6-5-1.html Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2012-1232.html Broken Link
- http://secunia.com/advisories/47407 Third Party Advisory
- http://secunia.com/advisories/50084 Third Party Advisory
- http://security.gentoo.org/glsa/glsa-201207-06.xml Third Party Advisory
- http://www.kb.cert.org/vuls/id/903934 Third Party Advisory, US Government Resource
- http://www.nruns.com/_downloads/advisory28122011.pdf Third Party Advisory
- http://www.ocert.org/advisories/ocert-2011-003.html Third Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/72019 Third Party Advisory, VDB Entry