IBM DB2 12.1.0/12.1.1/12.1.2 on Linux Query memory allocation

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in IBM DB2 12.1.0/12.1.1/12.1.2 on Linux. This issue affects some unknown processing of the component Query Handler. The manipulation leads to memory allocation. This vulnerability is uniquely identified as CVE-2025-2533. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in IBM DB2 12.1.0/12.1.1/12.1.2 on Linux and classified as problematic. This issue affects some unknown functionality of the component Query Handler. The manipulation with an unknown input leads to a memory allocation vulnerability. Using CWE to declare the problem leads to CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. Impacted is availability. The summary by CVE is:

IBM Db2 for Linux 12.1.0, 12.1.1, and 12.1.2 is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query.

It is possible to read the advisory at ibm.com. The identification of this vulnerability is CVE-2025-2533 since 03/19/2025. The exploitation is known to be difficult. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 243286 (IBM DB2 DoS (7240947) (Windows)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (243286) and CERT Bund (WID-SEC-2025-1675). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • IBM Tivoli Business Service Manager
  • HCL Commerce
  • IBM Security Guardium
  • IBM DB2

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CNA Base Score: 5.3
CNA Vector (ibm): 🔒

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 243286
Nessus Name: IBM DB2 DoS (7240947) (Windows)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/19/2025 CVE reserved
07/29/2025 +131 days Advisory disclosed
07/29/2025 +0 days VulDB entry created
01/23/2026 +178 days VulDB entry last update

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed

CVE: CVE-2025-2533 (🔒)
GCVE (CVE): GCVE-0-2025-2533
GCVE (VulDB): GCVE-100-318047
CERT Bund: WID-SEC-2025-1675 - IBM DB2: Mehrere Schwachstellen

Entryinfo

Created: 07/29/2025 20:07
Updated: 01/23/2026 14:08
Changes: 07/29/2025 20:07 (65), 08/02/2025 04:07 (2), 08/07/2025 02:06 (12), 08/15/2025 08:00 (7), 01/23/2026 14:08 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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