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postgresql DoS via infinite loop in regex NFA optimization code

🗓️ 11 Jan 2008 12:37:00Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

PostgreSQL is vulnerable to denial of service from an infinite loop in TCL regex NFA optimization.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux4i386postgresql0:7.4.19-1.el4_6.1postgresql-0:7.4.19-1.el4_6.1.i386.rpm
Red Hat Enterprise Linux4ia64postgresql0:7.4.19-1.el4_6.1postgresql-0:7.4.19-1.el4_6.1.ia64.rpm
Red Hat Enterprise Linux4ppcpostgresql0:7.4.19-1.el4_6.1postgresql-0:7.4.19-1.el4_6.1.ppc.rpm
Red Hat Enterprise Linux4s390postgresql0:7.4.19-1.el4_6.1postgresql-0:7.4.19-1.el4_6.1.s390.rpm
Red Hat Enterprise Linux4s390xpostgresql0:7.4.19-1.el4_6.1postgresql-0:7.4.19-1.el4_6.1.s390x.rpm
Red Hat Enterprise Linux4x86_64postgresql0:7.4.19-1.el4_6.1postgresql-0:7.4.19-1.el4_6.1.x86_64.rpm
Red Hat Enterprise Linux5i386postgresql0:8.1.11-1.el5_1.1postgresql-0:8.1.11-1.el5_1.1.i386.rpm
Red Hat Enterprise Linux5ia64postgresql0:8.1.11-1.el5_1.1postgresql-0:8.1.11-1.el5_1.1.ia64.rpm
Red Hat Enterprise Linux5ppcpostgresql0:8.1.11-1.el5_1.1postgresql-0:8.1.11-1.el5_1.1.ppc.rpm
Red Hat Enterprise Linux5ppc64postgresql0:8.1.11-1.el5_1.1postgresql-0:8.1.11-1.el5_1.1.ppc64.rpm
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27 Jun 2026 18:18Current
7.2High risk
Vulners AI Score7.2
CVSS 24
EPSS0.03844
5