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ruby: Memory allocation failure in Ruby regex engine (remotely exploitable DoS)

🗓️ 21 Oct 2008 14:52:00Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

Remotely exploitable DoS in Ruby regex engine causes infinite loop and crash from Webrick requests.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux2.1i386irb0:1.6.4-7.el2irb-0:1.6.4-7.el2.i386.rpm
Red Hat Enterprise Linux2.1i386ruby0:1.6.4-7.el2ruby-0:1.6.4-7.el2.i386.rpm
Red Hat Enterprise Linux2.1i386ruby-devel0:1.6.4-7.el2ruby-devel-0:1.6.4-7.el2.i386.rpm
Red Hat Enterprise Linux2.1i386ruby-docs0:1.6.4-7.el2ruby-docs-0:1.6.4-7.el2.i386.rpm
Red Hat Enterprise Linux2.1i386ruby-libs0:1.6.4-7.el2ruby-libs-0:1.6.4-7.el2.i386.rpm
Red Hat Enterprise Linux2.1i386ruby-tcltk0:1.6.4-7.el2ruby-tcltk-0:1.6.4-7.el2.i386.rpm

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18 May 2026 10:07Current
7.2High risk
Vulners AI Score7.2
CVSS 25
EPSS0.15678
3