CVE-2013-2096Medium▾ SunlitOpenStack Compute (Nova) does not verify the virtual size of a QCOW2 image
▾ Sunlit zone — Low / medium · no exploitation signal
impact 27.5 · likelihood 0.1 · exploitation 0
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Exploit-prediction probability, daily snapshots since Jul 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
0.4%
0.4% → 0.4%
OpenStack Compute (Nova) Folsom, Grizzly, and Havana does not verify the virtual size of a QCOW2 image, which allows local users to cause a denial of service (host file system disk consumption) by creating an image with a large virtual size that does not contain a large amount of data.
nova < 12.0.0a0Upgrade to a patched release:
nova 12.0.0a0Connected by shared product, vendor, weakness, or advisory.
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