oslo.messaging: openstack: OpenStack oslo.messaging: Man-in-the-middle attack via improper TLS hostname verification

A flaw was found in OpenStack oslo.messaging. The RabbitMQ driver does not properly verify the hostname of the message broker when establishing a TLS Transport Layer Security connection. An attacker capable of intercepting control-plane network traffic can exploit this vulnerability to impersonat...

UBUNTU-CVE-2026-44393

An issue was discovered in OpenStack oslo.messaging 1.0.0 through 17.3.0. The oslo.messaging RabbitMQ driver does not perform TLS hostname verification when connecting to the message broker. When sslcafile is configured, the driver enables certificate chain validation but does not pass the expect...

Denial Of Service (DoS)

Red Hat Enterprise Linux OpenStack Platform provides the facilities for building a private or public infrastructure-as-a-service IaaS cloud running on commonly available physical hardware. This update addresses the following issues: This package rebases mariadb-galera to 5.5.42, fixing an issue...

Denial Of Service (DoS)

Red Hat Enterprise Linux OpenStack Platform provides the facilities for building a private or public infrastructure-as-a-service IaaS cloud running on commonly available physical hardware. This update addresses the following issues: This package rebases mariadb-galera to 5.5.42, fixing an issue...

Denial Of Service (DoS)

Red Hat Enterprise Linux OpenStack Platform provides the facilities for building a private or public infrastructure-as-a-service IaaS cloud running on commonly available physical hardware. This update addresses the following issues: This package rebases mariadb-galera to 5.5.42, fixing an issue...

SUSE-SU-2019:0481-1 Security update for python-amqp, python-oslo.messaging, python-ovs, python-paramiko, python-psql2mysql

This update for python-amqp, python-oslo.messaging, python-ovs, python-paramiko, python-psql2mysql fixes the following issues: Security issue fixed for python-paramiko: - CVE-2018-1000805: Fixed an authentication bypass bnc1111151. Non-security issues fixed: - python-oslo.messaging: Fixed an issu...

SUSE-SU-2018:3924-1 Security update for python-oslo.cache, python-oslo.concurrency, python-oslo.db, python-oslo.log, python-oslo.messaging, python-oslo.middleware, python-oslo.serialization, python-oslo.service, python-oslo.utils, python-oslo.versionedobjects, python-oslo.vmware, python-oslotest

This update for python-oslo.cache, python-oslo.concurrency, python-oslo.db, python-oslo.log, python-oslo.messaging, python-oslo.middleware, python-oslo.serialization, python-oslo.service, python-oslo.utils, python-oslo.versionedobjects, python-oslo.vmware, python-oslotest fixes the following...