No advisories yet.
Solution
Customers running any vulnerable affected level of an affected Program, V11.5, and V12.1, can download the special build containing the interim fix for this issue from Fix Central. These special builds are available based on the most recent level for each impacted release: V11.5.9, and V12.1.4. They can be applied to any affected level of the appropriate release to remediate this vulnerability. ReleaseFixed in mod packAPARDownload URLV11.5TBD https://www.ibm.com/support/pages/node/7087189 V12.1 TBD https://www.ibm.com/support/pages/node/7267513 IBM does not disclose key Db2 functionality nor replication steps for a vulnerability to avoid providing too much information to any potential malicious attacker. IBM does not want to enable a malicious attacker with sufficient knowledge to craft an exploit of the vulnerability.
Workaround
Set the following registry variable to avoid SORT operations that are used for some JOIN optimization techniques: db2set -im DB2_REDUCED_OPTIMIZATION="NO_SORT_NLJOIN,NO_SORT_MGJOIN"
| Link | Providers |
|---|---|
| https://www.ibm.com/support/pages/node/7269433 |
|
Thu, 23 Apr 2026 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Thu, 23 Apr 2026 00:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in data query logic. | |
| Title | IBM® Db2® is vulnerable to a trap or return SQLCODE -901 when compiling a specially crafted query with a defined index | |
| First Time appeared |
Ibm
Ibm db2 |
|
| Weaknesses | CWE-1284 | |
| CPEs | cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:*:*:* cpe:2.3:a:ibm:db2:11.5.9:*:*:*:*:*:*:* cpe:2.3:a:ibm:db2:12.1.0:*:*:*:*:*:*:* cpe:2.3:a:ibm:db2:12.1.4:*:*:*:*:*:*:* |
|
| Vendors & Products |
Ibm
Ibm db2 |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: ibm
Published:
Updated: 2026-04-23T13:57:34.912Z
Reserved: 2026-01-22T17:35:12.277Z
Link: CVE-2026-1352
Updated: 2026-04-23T13:57:31.531Z
Status : Received
Published: 2026-04-23T00:16:44.753
Modified: 2026-04-23T00:16:44.753
Link: CVE-2026-1352
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OpenCVE Enrichment
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