Security Advisory

CVE-2026-86093

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-10 21:24:14

Last updated 2026-09-12 03:55:50

Assigner ibm

CVSS score 7.5

State PUBLISHED

Description

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 could allow an attacker with the ability to control or impersonate a DRDA server endpoint to execute arbitrary commands on Db2 clients due to a stack-based buffer overflow that improperly copies user-controlled data into a fixed-size stack buffer without bounds checking.

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