IBM® Db2® could allow a local attacker to cause a denial of service due to a memory leak

published 2026-08-12 2 mo ago modified 2026-10-23 16 d ago also EUVD-2026-57618

cvss: 3.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 2%
public exploits: 0; none known

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.

Patch / fix

links 1

ibm.com/support/pages/node/7282953 advisory

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 mo ago (2026-08-13)

Exploit prediction

0.13% chance of exploitation in the next 30 days, higher than 2% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	3.3	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected products

IBM Db2

Classification

Weakness

CWE-770 Allocation of Resources Without Limits or Throttling

Technology feeds

IBM Db2 rss critical rss

References

ibm.com /support/pages/node/7282953
vendor-advisory, patch

Sources

CVE List CVE-2026-18096
NVD CVE-2026-18096

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary