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CVSS Score
-The vulnerability stems from improper file creation logic in _create_images_and_backing as described in CVE-2013-7130 and confirmed by the patch. The commit diff shows this function was modified to add conditional handling for ephemeral/swap files, and the original vulnerability description explicitly names this method as the flawed component. The pre-patch code path would use glance image fetching for ephemeral storage when missing backing files, leading to cross-user data leaks.
| Package Name | Ecosystem | Vulnerable Versions | First Patched Version |
|---|---|---|---|
| nova | pip | < 12.0.0a0 | 12.0.0a0 |