CVE-2026-113698 · Vendor
NO FIX YET · SEE WHAT TO DO
IBM Db2 versions 11.5.0 through 11.5.9 and 12.1.0 through 12.1.5 can be denied service by a specially crafted query that uses a Materialized Query Table. An attacker who can run that query can make the database unavailable.
first public Nov 8, 2026 · 1 source
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Only Db2 servers in the affected version ranges are exposed, and only where users or applications can submit queries that touch Materialized Query Tables. Teams on other Db2 versions, or with no MQTs and no untrusted query access, can skip it. The sources do not say which query shape triggers the crash.
Not affected if no-materialized-query-tables, other-db2-versions
Who cares databases, db2, ibm-db2
db2level and compare it against the affected ranges 11.5.0 through 11.5.9 and 12.1.0 through 12.1.5.IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a denial of service when executing a specially crafted query with a Materialized Query Table.
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
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