CVE-2026-6051: CWE-400 Uncontrolled Resource Consumption in IBM Db2
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to a denial of service when executing a specially crafted query with a small statement heap.
AI Analysis
Technical Summary
IBM Db2 versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.4 are vulnerable to a denial of service condition caused by uncontrolled resource consumption (CWE-400). This occurs when a specially crafted query is executed with a small statement heap, potentially exhausting resources and causing service disruption. The CVSS 3.1 base score is 5.5 (medium), reflecting local attack vector with low privileges required and no impact on confidentiality or integrity, only availability. No vendor advisory or patch information is currently available.
Potential Impact
The vulnerability can cause denial of service by exhausting resources when processing certain queries, impacting the availability of the IBM Db2 database service. There is no impact on data confidentiality or integrity. No known exploits have been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. Until a fix is available, consider limiting access to trusted users and monitoring query resource usage to mitigate potential denial of service conditions.
CVE-2026-6051: CWE-400 Uncontrolled Resource Consumption in IBM Db2
Description
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to a denial of service when executing a specially crafted query with a small statement heap.
CVSS v3.1
Score 5.5medium
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
IBM Db2 versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.4 are vulnerable to a denial of service condition caused by uncontrolled resource consumption (CWE-400). This occurs when a specially crafted query is executed with a small statement heap, potentially exhausting resources and causing service disruption. The CVSS 3.1 base score is 5.5 (medium), reflecting local attack vector with low privileges required and no impact on confidentiality or integrity, only availability. No vendor advisory or patch information is currently available.
Potential Impact
The vulnerability can cause denial of service by exhausting resources when processing certain queries, impacting the availability of the IBM Db2 database service. There is no impact on data confidentiality or integrity. No known exploits have been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. Until a fix is available, consider limiting access to trusted users and monitoring query resource usage to mitigate potential denial of service conditions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-04-09T21:45:54.618Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a16f9dee29bf47b50c0ede0
Added to database: 05/27/2026, 14:04:14 UTC
Last enriched: 05/27/2026, 15:06:02 UTC
Last updated: 07/31/2026, 19:23:00 UTC
Views: 46
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