IBM Db2 12.1.5 Memory Leak Enables Local DoS
CVE-2026-18096 Published on August 12, 2026

IBM® Db2® could allow a local attacker to cause a denial of service due to a memory leak
IBM Db2 12.1.5 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a local attacker to cause a denial of service due to a memory leak.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-18096 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a small impact on availability.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
LOW

Weakness Type

Allocation of Resources Without Limits or Throttling

The software allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.


Products Associated with CVE-2026-18096

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IBM Db2
 

Affected Versions

IBM Db2 Version 12.1.5 is affected by CVE-2026-18096

Exploit Probability

EPSS
0.13%
Percentile
2.23%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.