IBM WebSphere MQ 8.0.0.0 through 8.0.0.9 and 9.0.0.0 through 9.1.1 could allow a local attacker to cause a denial of service within the error log reporting system. IBM X-Force ID: 156163.
IBM MQ and IBM MQ Appliance 9.1 CD, 9.1 LTS, 9.0 LTS, and 8.0 is vulnerable to a denial of service attack caused by channels processing poorly formatted messages. IBM X-Force ID: 166357.
IBM MQ 7.1.0.0 - 7.1.0.9, 7.5.0.0 - 7.5.0.9, 8.0.0.0 - 8.0.0.11, 9.0.0.0 - 9.0.0.6, 9.1.0.0 - 9.1.0.2, and 9.1.1 - 9.1.2 is vulnerable to a denial of service attack caused by a memory leak in the clustering code. IBM X-Force ID: 158337.
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.
IBM WebSphere MQ 7.5, 8.0, and 9.0 could allow a remotely authenticated attacker to to send invalid or malformed headers that could cause messages to no longer be transmitted via the affected channel. IBM X-Force ID: 141339.
IBM WebSphere MQ 9.0.0.1 and 9.0.2 could allow a local user to write to a file or delete files in a directory they should not have access to due to improper access controls. IBM X-Force ID: 117926.
IBM WebSphere MQ 8.0 and 9.0 could allow an authenticated user to cause a denial of service to the MQXR channel when trace is enabled. IBM X-Force ID: 121155.