The Nova scheduler in OpenStack Compute (Nova) Folsom (2012.2) and Essex (2012.1), when DifferentHostFilter or SameHostFilter is enabled, allows remote authenticated users to cause a denial of service (excessive database lookup calls and server hang) via a request with many repeated IDs in the os:scheduler_hints section.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | nova | < 2012.1.1-5 | nova_2012.1.1-5_all.deb |
Debian | 11 | all | nova | < 2012.1.1-5 | nova_2012.1.1-5_all.deb |
Debian | 10 | all | nova | < 2012.1.1-5 | nova_2012.1.1-5_all.deb |
Debian | 999 | all | nova | < 2012.1.1-5 | nova_2012.1.1-5_all.deb |
Debian | 13 | all | nova | < 2012.1.1-5 | nova_2012.1.1-5_all.deb |