CVE-2026-12150 — IBM MQ queue manager is vulnerable to denial of service

Description (CNA)

IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS, 9.3.0.0 through 9.3.5.1 CD, 9.4.0.0 through 9.4.0.25 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 could allow a remote attacker with a trusted TLS client certificate to cause a denial of service and potentially affect memory contents due to improper validation of deeply nested certificate data during TLS certificate processing.

Affected (CNA)

Vendor / product	Versions
IBM / MQ	affected 9.1.0.0 through 9.1.0.37 LTS; affected 9.2.0.0 through 9.2.0.43 LTS; affected 9.3.0.0 through 9.3.0.41 LTS; affected 9.3.0.0 through 9.3.5.1 CD; affected 9.4.0.0 through 9.4.0.25 LTS; affected 9.4.0.0 through 9.4.5.1 CD; affected 10.0.0.0

CWE

CWE-121

References

https://www.ibm.com/support/pages/node/7284911

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.