5.3
Medium
CVE-2020-4465 IBM MQ, IBM MQ Appliance, and IBM MQ for HPE NonStop 8.0, 9.1 CD, and 9.1 LTS is vulnerable to a buffer overflow…
Description
IBM MQ, IBM MQ Appliance, and IBM MQ for HPE NonStop 8.0, 9.1 CD, and 9.1 LTS is vulnerable to a buffer overflow vulnerability due to an error within the channel processing code. A remote attacker could overflow the buffer using an older client and cause a denial of service. IBM X-Force ID: 181562.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| MQ Appliance | 9.1.LTS | No fix stated |
| MQ Appliance | 8.0 | No fix stated |
Other CVEs of MQ Appliance
The 36 CVEs of MQ Appliance →
CVE-2026-12538
IBM MQ Appliance is affected by an improper validation vulnerability
5.4
Medium
CVE-2026-10747
IBM MQ Appliance could allow a remote attacker to cause a denial of service or potentially execute arbitrary code due to…
10.0
Critical
CVE-2025-14456
IBM MQ Appliance 9.4 CD through 9.4.4.0 to 9.4.4.1
5.9
Medium
CVE-2025-3631
An IBM MQ 9.3 and 9.4 Client connecting to an MQ Queue Manager can cause a SIGSEGV in the AMQRMPPA channel process…
6.5
Medium