OpenStack Nova Scheduler denial of service through scheduler_hints

GHSA-xxgm-qpj5-4886 · CVE-2012-3371

Published May 17, 2022 · Modified Nov 22, 2024

Description

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.

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2012-3371
WEB https://github.com/openstack/nova/commit/034762e8060dcf0a11cb039b9d426b0d0bb1801d
WEB https://bugs.launchpad.net/nova/+bug/1017795
PACKAGE https://github.com/openstack/nova
WEB https://github.com/pypa/advisory-database/tree/main/vulns/nova/PYSEC-2012-40.yaml
WEB https://lists.launchpad.net/openstack/msg14452.html
WEB http://www.openwall.com/lists/oss-security/2012/07/11/13
WEB http://www.ubuntu.com/usn/USN-1501-1

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