{"family":"windows10","family_label":"Windows 10","build":"10240.18427","base":"10240","tag":null,"kb":"KB4530681","kb_url":"https://support.microsoft.com/help/4530681","kb_title":"December 10, 2019—KB4530681 (OS Build 10240.18427)","release_date":"2019-12-10","update_type":"2019-12 B","update_type_label":"Security update (Patch Tuesday)","servicing":"LTSB","ms_known_issues":[{"title":null,"symptom":"Certain operations, such as rename , that you perform on files or folders that are on a Cluster Shared Volume (CSV) may fail with the error, “STATUS_BAD_IMPERSONATION_LEVEL (0xC00000A5)”. This occurs when you perform the operation on a CSV owner node from a process that doesn’t have administrator privilege.","workaround":"Do one of the following: Perform the operation from a process that has administrator privilege. Perform the operation from a node that doesn’t have CSV ownership. Microsoft is working on a resolution and will provide an update in an upcoming release.","applies_to":""}],"ms_none_known":false,"ms_highlights":"Updates to improve security when Windows performs basic operations. Updates to improve security when using external devices (such as game controllers and web cameras).","title":"December 10, 2019—KB4530681 (OS Build 10240.18427)","build_type":"release","channel_label":"Release","branch":null,"kind":"cumulative","kind_label":"Cumulative update","is_dotnet":false,"status":null,"line":{"status":null,"note":null},"created":1575979200,"created_iso":"2019-12-10T12:00:00Z","uuid":null,"permalink":"/builds/windows10/10240.18427/","tag_url":null,"index_url":"/builds/windows10/","api_url":"https://search.windowsforum.com/api/builds/build/windows10/10240.18427","records":[],"summary":null,"known_issues":[],"linked":{"news":[],"tutorials":[],"threads":[],"total":0,"exact":0,"window_days":45},"related":{"history":[{"build":"10240.18519","title":null,"created":1583841600,"kb":"KB4540693","build_type":"release","channel_label":"Release","kind":null,"url":"/builds/windows10/10240.18519/","current":false},{"build":"10240.18486","title":null,"created":1581422400,"kb":"KB4537776","build_type":"release","channel_label":"Release","kind":null,"url":"/builds/windows10/10240.18486/","current":false},{"build":"10240.18453","title":null,"created":1579003200,"kb":"KB4534306","build_type":"release","channel_label":"Release","kind":null,"url":"/builds/windows10/10240.18453/","current":false},{"build":"10240.18427","title":null,"created":1575979200,"kb":"KB4530681","build_type":"release","channel_label":"Release","kind":null,"url":"/builds/windows10/10240.18427/","current":true},{"build":"10240.18395","title":null,"created":1573560000,"kb":"KB4525232","build_type":"release","channel_label":"Release","kind":null,"url":"/builds/windows10/10240.18395/","current":false},{"build":"10240.18368","title":null,"created":1570536000,"kb":"KB4520011","build_type":"release","channel_label":"Release","kind":null,"url":"/builds/windows10/10240.18368/","current":false},{"build":"10240.18335","title":null,"created":1570104000,"kb":"KB4524153","build_type":"release","channel_label":"Release","kind":null,"url":"/builds/windows10/10240.18335/","current":false},{"build":"10240.18334","title":null,"created":1569240000,"kb":"KB4522009","build_type":"release","channel_label":"Release","kind":null,"url":"/builds/windows10/10240.18334/","current":false}],"history_total":144,"prev":{"build":"10240.18395","title":null,"created":1573560000,"kb":"KB4525232","build_type":"release","channel_label":"Release","kind":null,"url":"/builds/windows10/10240.18395/","current":false},"next":{"build":"10240.18453","title":null,"created":1579003200,"kb":"KB4534306","build_type":"release","channel_label":"Release","kind":null,"url":"/builds/windows10/10240.18453/","current":false},"wave":[]},"source":"microsoft","indexable":false,"generated":1790276700}