IBM WebSphere MQ 7.5, 8.0, and 9.0 could allow an authenticated user to insert messages with a corrupt RFH header into the channel which would cause it to restart. IBM X-Force ID: 127803.
An IBM WebSphere MQ (Maintenance levels 7.1.0.0 - 7.1.0.9, 7.5.0.0 - 7.5.0.8, 8.0.0.0 - 8.0.0.8, 9.0.0.0 - 9.0.0.2, and 9.0.0 - 9.0.4) client connecting to a Queue Manager could cause a SIGSEGV in the Channel process amqrmppa. IBM X-Force ID: 137775.
The MQXR service in WMQ Telemetry in IBM WebSphere MQ 7.1 before 7.1.0.7, 7.5 through 7.5.0.5, and 8.0 before 8.0.0.4 uses world-readable permissions for a cleartext file containing the SSL keystore password, which allows local users to obtain sensitive information by reading this file.
The cluster repository manager in IBM WebSphere MQ 7.5 before 7.5.0.5 and 8.0 before 8.0.0.2 allows remote authenticated administrators to cause a denial of service (memory overwrite and daemon outage) by triggering multiple transmit-queue records.