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postgresql DoS via infinite loop in regex NFA optimization code

🗓️ 21 Feb 2008 21:03:00Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 2 Views

PostgreSQL regex engine can suffer denial of service via infinite loop in the regular expression parser

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux2.1i386expect0:5.38.0-75expect-0:5.38.0-75.i386.rpm
Red Hat Enterprise Linux2.1ia64expect0:5.38.0-75expect-0:5.38.0-75.ia64.rpm
Red Hat Enterprise Linux3i386expect0:5.38.0-92.8expect-0:5.38.0-92.8.i386.rpm
Red Hat Enterprise Linux3ia64expect0:5.38.0-92.8expect-0:5.38.0-92.8.ia64.rpm
Red Hat Enterprise Linux3ppcexpect0:5.38.0-92.8expect-0:5.38.0-92.8.ppc.rpm
Red Hat Enterprise Linux3s390expect0:5.38.0-92.8expect-0:5.38.0-92.8.s390.rpm
Red Hat Enterprise Linux3s390xexpect0:5.38.0-92.8expect-0:5.38.0-92.8.s390x.rpm
Red Hat Enterprise Linux3x86_64expect0:5.38.0-92.8expect-0:5.38.0-92.8.x86_64.rpm
Red Hat Enterprise Linux3i386expect-devel0:5.38.0-92.8expect-devel-0:5.38.0-92.8.i386.rpm
Red Hat Enterprise Linux3ia64expect-devel0:5.38.0-92.8expect-devel-0:5.38.0-92.8.ia64.rpm
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27 Jun 2026 18:19Current
7.2High risk
Vulners AI Score7.2
CVSS 24
EPSS0.03844
2