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Vulnerabilities

Vulnerability · CVE-2025-2518

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 is vulnerable to a denial of service as the server may crash under

Published May 29, 2025 · catalog updated Aug 26, 2025 · IBM Db2 for Linux, UNIX and Windows

Check if you run it

No confirmed exploitation is on record for CVE-2025-2518. EPSS is 0.34%. Act only if a listed version of IBM Db2 for Linux, UNIX and Windows is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.34%
Remediation
Vendor / distro source
Affected products
vendor IBM Db2 for Linux, UNIX and Windows 12.1.0 ≤12.1.1

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor IBM Db2 for Linux, UNIX and Windows 12.1.0 ≤12.1.112.1.0 ≤12.1.1

How to fix CVE-2025-2518

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-2518. EPSS is 0.34%. Act only if a listed version of IBM Db2 for Linux, UNIX and Windows is installed.

Which versions are affected?

Compare what you have installed with IBM Db2 for Linux, UNIX and Windows 12.1.0 ≤12.1.1 12.1.0 ≤12.1.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.34%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Windows security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 29, 2025 · EUVD

    Detected

    IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query.

  2. Aug 26, 2025 · EUVD

    Updated

    IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query.

Sources

  • CVE.orgVulnerability recordCVE-2025-2518

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-2518

    30-day exploitation probability 0.3%

    first.org
  • EUVDVulnerability recordEUVD-2025-16412

    IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.