{"id":"UBUNTU-CVE-2015-0831","details":"Use-after-free vulnerability in the mozilla::dom::IndexedDB::IDBObjectStore::CreateIndex function in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via crafted content that is improperly handled during IndexedDB index creation.","modified":"2026-04-22T10:01:55.718086Z","published":"2015-02-25T00:00:00Z","related":["USN-2505-1","USN-2506-1"],"upstream":["CVE-2015-0831"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-0831"},{"type":"REPORT","url":"https://www.mozilla.org/en-US/security/advisories/mfsa2015-16/"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2505-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2506-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-0831"}],"affected":[{"package":{"name":"firefox","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/firefox@36.0+build2-0ubuntu0.14.04.4?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"36.0+build2-0ubuntu0.14.04.4"}]}],"versions":["24.0+build1-0ubuntu1","25.0+build3-0ubuntu0.13.10.1","28.0~b2+build1-0ubuntu2","28.0+build1-0ubuntu1","28.0+build2-0ubuntu1","28.0+build2-0ubuntu2","29.0+build1-0ubuntu0.14.04.2","30.0+build1-0ubuntu0.14.04.3","31.0+build1-0ubuntu0.14.04.1","32.0+build1-0ubuntu0.14.04.1","32.0.3+build1-0ubuntu0.14.04.1","33.0+build2-0ubuntu0.14.04.1","34.0+build2-0ubuntu0.14.04.1","35.0+build3-0ubuntu0.14.04.2","35.0.1+build1-0ubuntu0.14.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"firefox","binary_version":"36.0+build2-0ubuntu0.14.04.4"},{"binary_name":"firefox-globalmenu","binary_version":"36.0+build2-0ubuntu0.14.04.4"},{"binary_name":"firefox-mozsymbols","binary_version":"36.0+build2-0ubuntu0.14.04.4"},{"binary_name":"firefox-testsuite","binary_version":"36.0+build2-0ubuntu0.14.04.4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-0831.json"}},{"package":{"name":"thunderbird","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/thunderbird@1:31.5.0+build1-0ubuntu0.14.04.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:31.5.0+build1-0ubuntu0.14.04.1"}]}],"versions":["1:24.0+build1-0ubuntu1","1:24.0+build1-0ubuntu2","1:24.1.1+build1-0ubuntu0.13.10.1","1:24.1.1+build1-0ubuntu1","1:24.2.0+build1-0ubuntu1","1:24.4.0+build1-0ubuntu1","1:24.5.0+build1-0ubuntu0.14.04.1","1:24.6.0+build1-0ubuntu0.14.04.1","1:31.0+build1-0ubuntu0.14.04.1","1:31.1.1+build1-0ubuntu0.14.04.1","1:31.1.2+build1-0ubuntu0.14.04.1","1:31.2.0+build2-0ubuntu0.14.04.1","1:31.3.0+build1-0ubuntu0.14.04.1","1:31.4.0+build1-0ubuntu0.14.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"thunderbird","binary_version":"1:31.5.0+build1-0ubuntu0.14.04.1"},{"binary_name":"thunderbird-globalmenu","binary_version":"1:31.5.0+build1-0ubuntu0.14.04.1"},{"binary_name":"thunderbird-gnome-support","binary_version":"1:31.5.0+build1-0ubuntu0.14.04.1"},{"binary_name":"thunderbird-mozsymbols","binary_version":"1:31.5.0+build1-0ubuntu0.14.04.1"},{"binary_version":"1:31.5.0+build1-0ubuntu0.14.04.1","binary_name":"thunderbird-testsuite"},{"binary_version":"1:31.5.0+build1-0ubuntu0.14.04.1","binary_name":"xul-ext-calendar-timezones"},{"binary_name":"xul-ext-gdata-provider","binary_version":"1:31.5.0+build1-0ubuntu0.14.04.1"},{"binary_name":"xul-ext-lightning","binary_version":"1:31.5.0+build1-0ubuntu0.14.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-0831.json"}}],"schema_version":"1.7.5","severity":[{"type":"Ubuntu","score":"medium"}]}