{"id":"UBUNTU-CVE-2015-5964","details":"The (1) contrib.sessions.backends.base.SessionBase.flush and (2) cache_db.SessionStore.flush functions in Django 1.7.x before 1.7.10, 1.4.x before 1.4.22, and possibly other versions create empty sessions in certain circumstances, which allows remote attackers to cause a denial of service (session store consumption) via unspecified vectors.","modified":"2026-01-30T02:15:30.617362Z","published":"2015-08-18T17:00:00Z","related":["USN-2720-1"],"upstream":["CVE-2015-5964"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-5964"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2720-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-5964"}],"affected":[{"package":{"name":"python-django","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/python-django@1.6.1-2ubuntu0.10?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.1-2ubuntu0.10"}]}],"versions":["1.5.4-1ubuntu1","1.6-1","1.6.1-1","1.6.1-2","1.6.1-2ubuntu0.1","1.6.1-2ubuntu0.2","1.6.1-2ubuntu0.3","1.6.1-2ubuntu0.4","1.6.1-2ubuntu0.5","1.6.1-2ubuntu0.6","1.6.1-2ubuntu0.8","1.6.1-2ubuntu0.9"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1.6.1-2ubuntu0.10","binary_name":"python-django"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-5964.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}