CVE-2011-4815 | BDVDB-2026-48645 Detail
Description#
Ruby (aka CRuby) before 1.8.7-p357 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.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- http://secunia.com/advisories/47405
- http://www.securitytracker.com/id?1026474
- http://www.nruns.com/_downloads/advisory28122011.pdf
- http://secunia.com/advisories/47822
- http://rhn.redhat.com/errata/RHSA-2012-0070.html
- http://jvn.jp/en/jp/JVN90615481/index.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/72020
- http://www.kb.cert.org/vuls/id/903934
- http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/391606
- http://www.ruby-lang.org/en/news/2011/12/28/denial-of-service-attack-was-found-for-rubys-hash-algorithm/
- http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html
- http://rhn.redhat.com/errata/RHSA-2012-0069.html
- http://support.apple.com/kb/HT5281
- http://lists.apple.com/archives/security-announce/2012/May/msg00001.html
- http://jvndb.jvn.jp/ja/contents/2012/JVNDB-2012-000066.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.