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OpenStack Nova Scheduler denial of service through scheduler_hints

Low severity GitHub Reviewed Published May 17, 2022 to the GitHub Advisory Database • Updated Nov 22, 2024

Package

pip Nova (pip)

Affected versions

< 12.0.0a0

Patched versions

12.0.0a0

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

Published by the National Vulnerability Database Jul 17, 2012
Published to the GitHub Advisory Database May 17, 2022
Reviewed Jan 12, 2024
Last updated Nov 22, 2024

Severity

Low

EPSS score

0.705%
(81st percentile)

Weaknesses

CVE ID

CVE-2012-3371

GHSA ID

GHSA-xxgm-qpj5-4886

Source code

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