Ubuntu Security Notice 2005-1 - Rongze Zhu discovered that the Cinder LVM driver did not zero out data when deleting snapshots. This could expose sensitive information to authenticated users when subsequent servers use the volume. Grant Murphy discovered that Cinder would allow XML entity processing. A remote unauthenticated attacker could exploit this using the Cinder API to cause a denial of service via resource exhaustion. Various other issues were also addressed.
c777310c03c01583333fab2c17424fcb89ab74aada494927544c9f3dc1f62ca7Ubuntu Security Notice 2000-1 - It was discovered that Nova did not properly enforce the is_public property when determining flavor access. An authenticated attacker could exploit this to obtain sensitive information in private flavors. This issue only affected Ubuntu 12.10 and 13.10. Grant Murphy discovered that Nova would allow XML entity processing. A remote unauthenticated attacker could exploit this using the Nova API to cause a denial of service via resource exhaustion. This issue only affected Ubuntu 13.10. Various other issues were also addressed.
eb4e594341e0a8e657da13d029ba42e404cf5d54c108b6fc6051975c9ea0508fRed Hat Security Advisory 2013-1199-01 - The openstack-nova packages provide OpenStack Compute, which provides services for provisioning, managing, and using virtual machine instances. It was found that the fixes for CVE-2013-1664 and CVE-2013-1665, released via RHSA-2013:0657, did not fully correct the issues in the Extensible Markup Language parser used by Nova. A remote attacker could use this flaw to send a specially-crafted request to a Nova API, causing Nova to consume an excessive amount of CPU and memory, or possibly crash.
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