Critical Severity

Security Bulletin: Vulnerability in Apache Log4j affects some features of IBM® Db2® (CVE-2021-44228)

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Apache Log4j open source library used by IBM® Db2® is affected by a vulnerability that could allow a remote attacker to execute arbitrary code on the system. This library is used by the Db2 Federation feature. The fix for the vulnerability is to update the log4j library. Updating log4j to a version 2.15.0 or higher also addresses CVE-2021-4104.

CVE(s): CVE-2021-44228

Affected product(s) and affected version(s):

Fix pack levels of IBM Db2 V11.5 server editions on all platforms are affected only if the following features are configured:


  •   DVM JDBC wrapper driver,
  •   NoSQL wrapper driver (for Hadoop),
  •   Blockchain wrapper driver (for Hyperledger Fabric, Linux 64-bit, x86-64 only)


IBM Db2 V9.7, V10.1, V10.5 and V11.1 are not affected.


Refer to the following reference URLs for remediation and additional vulnerability details:  
Source Bulletin:
X-Force Database:

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