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postgresql DoS via infinite loop in regex NFA optimization code

🗓️ 01 Feb 2008 14:55:00Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

PostgreSQL denial of service via infinite loop in the regular expression parser before 8.4.17.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux4i386postgresql0:8.1.11-1.el4s1.1postgresql-0:8.1.11-1.el4s1.1.i386.rpm
Red Hat Enterprise Linux4x86_64postgresql0:8.1.11-1.el4s1.1postgresql-0:8.1.11-1.el4s1.1.x86_64.rpm
Red Hat Enterprise Linux4i386postgresql-contrib0:8.1.11-1.el4s1.1postgresql-contrib-0:8.1.11-1.el4s1.1.i386.rpm
Red Hat Enterprise Linux4x86_64postgresql-contrib0:8.1.11-1.el4s1.1postgresql-contrib-0:8.1.11-1.el4s1.1.x86_64.rpm
Red Hat Enterprise Linux4i386postgresql-debuginfo0:8.1.11-1.el4s1.1postgresql-debuginfo-0:8.1.11-1.el4s1.1.i386.rpm
Red Hat Enterprise Linux4x86_64postgresql-debuginfo0:8.1.11-1.el4s1.1postgresql-debuginfo-0:8.1.11-1.el4s1.1.x86_64.rpm
Red Hat Enterprise Linux4i386postgresql-devel0:8.1.11-1.el4s1.1postgresql-devel-0:8.1.11-1.el4s1.1.i386.rpm
Red Hat Enterprise Linux4x86_64postgresql-devel0:8.1.11-1.el4s1.1postgresql-devel-0:8.1.11-1.el4s1.1.x86_64.rpm
Red Hat Enterprise Linux4i386postgresql-docs0:8.1.11-1.el4s1.1postgresql-docs-0:8.1.11-1.el4s1.1.i386.rpm
Red Hat Enterprise Linux4x86_64postgresql-docs0:8.1.11-1.el4s1.1postgresql-docs-0:8.1.11-1.el4s1.1.x86_64.rpm
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27 Jun 2026 18:19Current
7.2High risk
Vulners AI Score7.2
CVSS 24
EPSS0.03844
4