high7.0
CVE-2026-12150
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.…
Impact
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 products
| Product | Affected versions |
|---|---|
| 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 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 |
Versions were read from the advisory text. No structured product data has been published for this record yet.