CVE-2009-4439

Name: CVE-2009-4439
Creator: NVD / NIST
Published: 2009-12-28T19:30:00.42+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.99%

Last modified Jun 16, 2026

CVE-2009-4439 is a vulnerability of currently unknown severity. Unspecified vulnerability in the Query Compiler, Rewrite, and Optimizer component in IBM DB2 9.5 before FP5 allows remote authenticated users to cause a denial of service (instance crash) by compiling a SQL query.. EPSS estimates a 1.99% chance of exploitation in the next 30 days.

Description

Unspecified vulnerability in the Query Compiler, Rewrite, and Optimizer component in IBM DB2 9.5 before FP5 allows remote authenticated users to cause a denial of service (instance crash) by compiling a SQL query.

Metrics

EPSS Probability

1.99%

78.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions	Update
Ibm	Db2	9.5	Fp1

References

ftp://ftp.software.ibm.com/ps/products/db2/fixes/english-us/aparlist/db2_v95/APARLIST.TXT
http://secunia.com/advisories/37759Vendor Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg1JR31948Vendor Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21293566Patch
http://www-01.ibm.com/support/docview.wss?uid=swg21412902Vendor Advisory
http://www.securityfocus.com/bid/37332
http://www.vupen.com/english/advisories/2009/3520Patch, Vendor Advisory
ftp://ftp.software.ibm.com/ps/products/db2/fixes/english-us/aparlist/db2_v95/APARLIST.TXT
http://secunia.com/advisories/37759Vendor Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg1JR31948Vendor Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21293566Patch
http://www-01.ibm.com/support/docview.wss?uid=swg21412902Vendor Advisory
http://www.securityfocus.com/bid/37332
http://www.vupen.com/english/advisories/2009/3520Patch, Vendor Advisory

Timeline

Published: Dec 28, 2009
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-4439?

How severe is CVE-2009-4439?

Severity scoring for CVE-2009-4439 is pending analysis. The EPSS model estimates a 1.99% probability of exploitation in the next 30 days.

How do I fix CVE-2009-4439?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-4439?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST