CVE-2023-26022: IBM Db2 denial of service
First published: Mon Apr 24 2023(Updated: )
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.
Credit: psirt@us.ibm.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| IBM DB2 Universal Database | >=11.1<11.1.4 | |
| IBM DB2 Universal Database | >=11.5<11.5.8 | |
| IBM DB2 Universal Database | =10.5 | |
| IBM DB2 Universal Database | =10.5-fp1 | |
| IBM DB2 Universal Database | =10.5-fp10 | |
| IBM DB2 Universal Database | =10.5-fp2 | |
| IBM DB2 Universal Database | =10.5-fp3 | |
| IBM DB2 Universal Database | =10.5-fp3a | |
| IBM DB2 Universal Database | =10.5-fp4 | |
| IBM DB2 Universal Database | =10.5-fp5 | |
| IBM DB2 Universal Database | =10.5-fp6 | |
| IBM DB2 Universal Database | =10.5-fp7 | |
| IBM DB2 Universal Database | =10.5-fp8 | |
| IBM DB2 Universal Database | =10.5-fp9 | |
| IBM DB2 Universal Database | =11.1.4 | |
| IBM DB2 Universal Database | =11.1.4-fp1 | |
| IBM DB2 Universal Database | =11.1.4-fp2 | |
| IBM DB2 Universal Database | =11.1.4-fp3 | |
| IBM DB2 Universal Database | =11.1.4-fp4 | |
| IBM DB2 Universal Database | =11.1.4-fp5 | |
| IBM DB2 Universal Database | =11.1.4-fp6 | |
| Linux Kernel | ||
| Microsoft Windows Operating System |
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Reference Links
Frequently Asked Questions
What is CVE-2023-26022?
CVE-2023-26022 is a vulnerability in IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) that can lead to a denial of service by causing the server to crash when an Out of Memory occurs using the DBMS_OUTPUT module.
How severe is CVE-2023-26022?
CVE-2023-26022 has a severity value of 7.5, which is considered high.
Which versions of IBM Db2 are affected by CVE-2023-26022?
CVE-2023-26022 affects IBM Db2 versions 10.5, 11.1.4, 11.5, 11.1, and 11.5.8.
How can I fix CVE-2023-26022?
To fix CVE-2023-26022, apply the necessary patches and updates provided by IBM for the affected versions of Db2.
Where can I find more information about CVE-2023-26022?
You can find more information about CVE-2023-26022 on the IBM X-Force ID page (https://exchange.xforce.ibmcloud.com/vulnerabilities/247868) and the IBM support page (https://www.ibm.com/support/pages/node/6985669).
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