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CVE-2023-26022: IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) is vulnerable to a denial of service as the server may crash when an Out of Memory occurs using the DBMS_OUTPUT module. IBM X-Forc...

CVE-2023-26022 · published 3 years ago

Summary

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) is vulnerable to a denial of service as the server may crash when an Out of Memory occurs using the DBMS_OUTPUT module. IBM X-Force ID: 247868.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
ibm	db2	>= 11.1, < 11.1.4 >= 11.5, < 11.5.8 10.5 11.1.4 `cpe:2.3:a:ibm:db2::::::::`

Original advisory text

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) is vulnerable to a denial of service as the server may crash when an Out of Memory occurs using the DBMS_OUTPUT module. IBM X-Forc...

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/247868 VDB Entry Vendor Advisory
https://security.netapp.com/advisory/ntap-20230511-0010/
https://www.ibm.com/support/pages/node/6985669 Patch Vendor Advisory

Fix within

Internet-facing 60 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit
Gives an attacker partial control

Severity

7.5 High

Exploitation

1% chance of attack within 30 days

Type

CWE-20Improper Input Validation

Timeline

Published28 Apr 2023

Updated31 Oct 2026

First seen29 Sep 2026

Sources

CVE-2023-26022 · NVD

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