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rubygemsRubySecRUBY:RUBY-2012-5371-87863
HistoryNov 22, 2012 - 8:00 p.m.

CVE-2012-5371 ruby: Murmur hash-flooding DoS flaw in ruby 1.9 (oCERT-2012-001)

2012-11-2220:00:00
RubySec
rubysec.com
27

Ruby (aka CRuby) 1.9 before 1.9.3-p327 and 2.0 before r37575 computes
hash values without properly 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, as demonstrated by a universal
multicollision attack against a variant of the MurmurHash2
algorithm, a different vulnerability than CVE-2011-4815.

CPENameOperatorVersion
rubyle1.9.3.326
rubyge1.9.4.0
rubylt2.0.0