Date: Mon, 26 Jan 2015 11:24:03 -0500 From: Tristan Cacqueray <tristan.cacqueray@...vance.com> To: oss-security@...ts.openwall.com Subject: [OSSA 2015-003] Glance user storage quota bypass (CVE-2014-9623) =============================================== OSSA-2015-003: Glance user storage quota bypass =============================================== :Date: January 26, 2015 :CVE: CVE-2014-9623 Affects ~~~~~~~ - Glance: up to 2014.1.3 and 2014.2 versions up to 2014.2.1 Description ~~~~~~~~~~~ Tushar Patil from NTT reported a vulnerability in Glance. By deleting images that are being uploaded, a malicious user can overcome the storage quota and thus may overrun the backend. Images in deleted state are not taken into account by quota and won't be effectively deleted until the upload is completed. Only Glance setups configured with user_storage_quota are affected. Patches ~~~~~~~ - https://review.openstack.org/149646 (Icehouse) - https://review.openstack.org/149387 (Juno) - https://review.openstack.org/144464 (Kilo) Credits ~~~~~~~ - Tushar Patil from NTT (CVE-2014-9623) References ~~~~~~~~~~ - https://launchpad.net/bugs/1398830 - http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9623 Notes ~~~~~ - This fix will be included in the kilo-2 development milestone and in future 2014.2.2 (juno) and 2014.1.4 (icehouse) releases. -- Tristan Cacqueray OpenStack Vulnerability Management Team Download attachment "signature.asc" of type "application/pgp-signature" (474 bytes)
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