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patches\u003C/a>\u003C/strong>\u003C/p>",[474,475],{"id":286,"title":287},{"id":283,"title":284},{"id":477,"title":478,"description":479,"plans":480},"MJlLPyxqTcy9ys2UaZYNKQ","Windows 10 v1909 patches","\u003Cp>Windows 10 1909 post-end-of-support patches\u003C/p>\n\u003Cp>\u003Cstrong>\u003Ca href=\"/patches?product=Windows+10\" target=\"_blank\" rel=\"noopener\">Click to see the full list of our Windows 10 patches\u003C/a>\u003C/strong>\u003C/p>",[481,482],{"id":283,"title":284},{"id":286,"title":287},{"id":484,"title":485,"description":486,"plans":487},"GscjCa1TQOe5p5Or7g2qyw","Windows 10 v1809 patches","\u003Cp>Windows 10 1809 post-end-of-support patches\u003C/p>\n\u003Cp>\u003Cstrong>\u003Ca href=\"/patches?product=Windows+10\" target=\"_blank\" rel=\"noopener\">Click to see the full list of our Windows 10 patches\u003C/a>\u003C/strong>\u003C/p>",[488,489],{"id":283,"title":284},{"id":286,"title":287},{"id":491,"title":492,"description":493,"plans":494},"OeQ8xMmJTmadIiPcKYkhvw","Windows 10 v1803 patches","\u003Cp>Windows 10 1803 post-end-of-support patches\u003C/p>\n\u003Cp>\u003Cstrong>\u003Ca href=\"/patches?product=Windows+10\" target=\"_blank\" rel=\"noopener\">Click to see the full list of our Windows 10 patches\u003C/a>\u003C/strong>\u003C/p>",[495,496],{"id":283,"title":284},{"id":286,"title":287},{"id":498,"title":499,"description":500,"plans":501},"Obe8z8snRYGoLT6BZyzhZw","Windows 7 post-EOS and post-ESU patches","\u003Cp>Windows 7 post-end-of-support patches, for computers without Extended Security Updates (ESU), or computers with any full year of ESU updates installed\u003C/p>",[502,503],{"id":283,"title":284},{"id":286,"title":287},"Windows Patches","DXze3dvpTu-HF132vKjSug","microsoft-windows-xp",{"alt":508,"url":509,"width":510,"height":510,"responsiveImage":511},"Windows 11 logo","https://www.datocms-assets.com/166020/1764600963-win11.png",300,{"srcSet":512,"webpSrcSet":513,"sizes":514,"src":515,"width":516,"height":516,"aspectRatio":210,"alt":508,"title":18,"bgColor":517,"base64":518},"https://www.datocms-assets.com/166020/1764600963-win11.png?auto=compress&crop=focalpoint&fit=crop&h=40 40w,https://www.datocms-assets.com/166020/1764600963-win11.png?auto=compress&crop=focalpoint&dpr=1.5&fit=crop&h=40 60w,https://www.datocms-assets.com/166020/1764600963-win11.png?auto=compress&crop=focalpoint&dpr=2&fit=crop&h=40 80w,https://www.datocms-assets.com/166020/1764600963-win11.png?auto=compress&crop=focalpoint&dpr=3&fit=crop&h=40 120w,https://www.datocms-assets.com/166020/1764600963-win11.png?auto=compress&crop=focalpoint&dpr=4&fit=crop&h=40 160w","https://www.datocms-assets.com/166020/1764600963-win11.png?auto=compress&crop=focalpoint&fit=crop&fm=webp&h=40 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40px","https://www.datocms-assets.com/166020/1764600963-win11.png?auto=compress&crop=focalpoint&fit=crop&h=40",40,"#0278cf","data:image/png;base64,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","2025-06-25",{"__typename":290,"_allReferencingPatchesMeta":521,"_allReferencingPatches":523,"_modelApiKey":418,"name":545,"id":546,"slug":547,"icon":548,"supportDate":519},{"count":522},3,[524,531,538],{"id":525,"title":526,"description":527,"plans":528},"DMZZcGMvQfaRElACxvHXyA","Windows Server 2012 R2 post-EOS patches","\u003Cp>Windows Server 2012 R2 post-end-of-support patches, for computers without Extended Security Updates (ESU), or computers with any full year of ESU updates installed\u003C/p>\n\u003Cp>\u003Cstrong>\u003Ca href=\"/patches?product=Windows+Server+2012+R2\" target=\"_blank\" rel=\"noopener\">Click to see the full list of our Windows Server 2012 R2 patches\u003C/a>\u003C/strong>\u003C/p>",[529,530],{"id":283,"title":284},{"id":286,"title":287},{"id":532,"title":533,"description":534,"plans":535},"ZaeezXKkT3KGln5CQ4NH9w","Windows Server 2012 post-EOS patches","\u003Cp>Windows Server 2012 post-end-of-support patches, for computers without Extended Security Updates (ESU), or computers with any full year of ESU updates installed\u003C/p>\n\u003Cp>\u003Cstrong>\u003Ca href=\"/patches?product=Windows+Server+2012\" target=\"_blank\" rel=\"noopener\">Click to see the full list of our Windows Server 2012 patches\u003C/a>\u003C/strong>\u003C/p>",[536,537],{"id":283,"title":284},{"id":286,"title":287},{"id":539,"title":540,"description":541,"plans":542},"RYxw9xwXR3-OWnsdr8dFEg","Windows Server 2008 R2 post-EOS and post-ESU patches","\u003Cp>Windows Server 2008 R2 post-end-of-support patches, for computers without Extended Security Updates (ESU), or computers with any full year of ESU updates installed\u003C/p>\n\u003Cp>\u003Cstrong>\u003Ca href=\"/patches?product=Windows+Server+2008+R2\" target=\"_blank\" rel=\"noopener\">Click to see the full list of our Windows Server 2008 R2 patches\u003C/a>\u003C/strong>\u003C/p>",[543,544],{"id":283,"title":284},{"id":286,"title":287},"Windows Server Patches","J7WLPCrKS7i7B8sAyJpKWg","microsoft-windows-vista",{"alt":549,"url":550,"width":551,"height":510,"responsiveImage":552},"Windows Server 2012-2022 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Office 2019 post-EOS patches","\u003Cp>Microsoft Office 2019 post-end-of-support patches\u003C/p>\n\u003Cp>\u003Cstrong>\u003Ca href=\"/patches?product=Office+2019\" target=\"_blank\" rel=\"noopener\">Click to see the full list of our Microsoft Office 2019 patches\u003C/a>\u003C/strong>\u003C/p>",[570,571],{"id":283,"title":284},{"id":286,"title":287},{"id":573,"title":574,"description":575,"plans":576},"MkFk40IJQhCcXnIO2ZDd4Q","Microsoft Office 2016 post-EOS patches","\u003Cp>Microsoft Office 2016 post-end-of-support patches\u003C/p>\n\u003Cp>\u003Cstrong>\u003Ca href=\"/patches?product=Office+2016\" target=\"_blank\" rel=\"noopener\">Click to see the full list of our Microsoft Office 2016 patches\u003C/a>\u003C/strong>\u003C/p>",[577,578],{"id":283,"title":284},{"id":286,"title":287},{"id":580,"title":581,"description":582,"plans":583},"FFqWfGxfQF2q0uyjyRjVWg","Microsoft Office 2013 post-EOS patches","\u003Cp>Microsoft Office 2013 post-end-of-support patches\u003C/p>\n\u003Cp>\u003Cstrong>\u003Ca href=\"/patches?product=Office+2013\" target=\"_blank\" rel=\"noopener\">Click to see the full list of our Microsoft Office 2013 patches\u003C/a>\u003C/strong>\u003C/p>",[584,585],{"id":283,"title":284},{"id":286,"title":287},{"id":587,"title":588,"description":589,"plans":590},"XFYgrsOyRpeuEXk29M4z9g","Microsoft Office 2010 post-EOS patches","\u003Cp>Microsoft Office 2010 post-end-of-support patches\u003C/p>\n\u003Cp>\u003Cstrong>\u003Ca href=\"/patches?product=Office+2010\" target=\"_blank\" rel=\"noopener\">Click to see the full list of our Microsoft Office 2010 patches\u003C/a>\u003C/strong>\u003C/p>",[591,592],{"id":283,"title":284},{"id":286,"title":287},"Microsoft Office Patches","VH2unwR4RjycDA1o_6eSFw","microsoft-windows-7",{"alt":597,"url":598,"width":510,"height":510,"responsiveImage":599},"Microsoft Office 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products patches","\u003Cp>We occasionally patch other Windows products, for instance when a critical vulnerability becomes known and the vendor does not provide an official patch in a timely manner\u003C/p>",[613],{"id":283,"title":284},"Other","BrWA-hAsQYSROgTvF-1ecA","microsoft-windows-11",{"alt":618,"url":619,"width":620,"height":621,"responsiveImage":18},"Windows 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released for Windows Telephony Service Elevation of Privilege Vulnerability (CVE-2024-43626)",{"tag":721,"attributes":722,"content":18},"meta",{"property":723,"content":719},"og:title",{"tag":721,"attributes":725,"content":18},{"name":726,"content":719},"twitter:title",{"tag":721,"attributes":728,"content":18},{"name":729,"content":730},"description","This is a 0patch 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Kolšek","HuyKg5WAQGGEGSdtmUKyUg",{"blocks":792,"links":805,"value":806},[793],{"id":794,"_modelApiKey":795,"__typename":796,"video":797},"Esi2_5F8SwyCT0OioteXUw","video_external","VideoExternalRecord",{"url":798,"title":799,"thumbnailUrl":800,"height":801,"provider":802,"providerUid":803,"width":804},"https://www.youtube.com/watch?v=PunsPH-Vv9U","Micropatching CVE-2024-43626","https://i.ytimg.com/vi/PunsPH-Vv9U/hqdefault.jpg",113,"youtube","PunsPH-Vv9U",200,[],{"schema":807,"document":808},"dast",{"type":809,"children":810},"root",[811,817,878,882,887,900,903,907,911,914,918,922,926,930,932,935,939,952,1029,1033,1037,1041,1065,1080,1108],{"type":812,"children":813},"paragraph",[814],{"type":815,"value":816},"span","Our new CVE tracking app has been working hard these days, finding things our poor human eyes were unable or too tired to see. In this case, it alerted us about a vulnerability that was described in an article about another vulnerability we had long since patched.",{"type":812,"children":818},[819,827,829,833,835,840,842,849,851,858,860,867,869,876],{"url":820,"meta":821,"type":12,"children":825},"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43626",[822],{"id":823,"value":824},"target","_blank",[826],{"type":815,"value":752},{"type":815,"value":828},", a privilege escalation vulnerability in Windows Telephony Service, was described in an ",{"url":830,"type":12,"children":831},"https://starlabs.sg/blog/2025/cve-2024-26230-windows-telephony-service-its-got-some-call-ing-issues/",[832],{"type":815,"value":77},{"type":815,"value":834}," by ",{"url":836,"type":12,"children":837},"https://x.com/Tuan_Linh_98",[838],{"type":815,"value":839},"Đào Tuấn Linh",{"type":815,"value":841}," of ",{"url":843,"meta":844,"type":12,"children":846},"https://starlabs.sg/",[845],{"id":823,"value":824},[847],{"type":815,"value":848},"Starlabs",{"type":815,"value":850},". The article was primarily about ",{"url":852,"meta":853,"type":12,"children":855},"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26230",[854],{"id":823,"value":824},[856],{"type":815,"value":857},"CVE-2024-26230",{"type":815,"value":859},", which ",{"url":861,"meta":862,"type":12,"children":864},"https://x.com/0patch/status/1826559282709405789?s=20",[863],{"id":823,"value":824},[865],{"type":815,"value":866},"we had patched",{"type":815,"value":868}," in August 2024, but it also mentioned a related issue CVE-2024-43626, reportedly co-analyzed by ",{"url":870,"meta":871,"type":12,"children":873},"https://x.com/cplearns2h4ck",[872],{"id":823,"value":824},[874],{"type":815,"value":875},"Chen Le Qi",{"type":815,"value":877}," of Starlabs. While the proof-of-concept was only provided for the \"main\" vulnerability, we were able to modify it to trigger the secondary one.",{"type":812,"children":879},[880],{"type":815,"value":881}," ",{"type":883,"level":522,"children":884},"heading",[885],{"type":815,"value":886},"The Vulnerability ",{"type":812,"children":888},[889,891,898],{"type":815,"value":890},"The vulnerability is in the way Windows Telephony Service reads some registry value to the memory, whereby such value could be loaded without the trailing zero terminator. Should this happen, a subsequent ",{"url":892,"meta":893,"type":12,"children":895},"https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/strupr-strupr-l-mbsupr-mbsupr-l-wcsupr-l-wcsupr?view=msvc-170",[894],{"id":823,"value":824},[896],{"type":815,"value":897},"_wcsupr",{"type":815,"value":899}," operation would upper-case a string beyond the end of the buffer - potentially corrupting the memory there in such a way as to lead to arbitrary code execution.",{"type":812,"children":901},[902],{"type":815,"value":881},{"type":883,"level":522,"children":904},[905],{"type":815,"value":906},"Microsoft's Patch",{"type":812,"children":908},[909],{"type":815,"value":910},"Microsoft's patch modified the vulnerable code so that it correctly reads the registry value and makes sure it is zero-terminated.",{"type":812,"children":912},[913],{"type":815,"value":881},{"type":883,"level":522,"children":915},[916],{"type":815,"value":917},"Our Patch",{"type":812,"children":919},[920],{"type":815,"value":921},"Our patch is logically identical to Microsoft's. ",{"type":812,"children":923},[924],{"type":815,"value":925},"Let's see our patch in action. First, a low-privileged user launches the POC while 0patch is disabled, which results in crashing the Telephony Service. 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If you're using Windows that aren't receiving official security updates anymore, 0patch will make sure these vulnerabilities won't be exploited on your computers - and you won't even have to know or care about these things. ",{"type":812,"children":1042},[1043,1045,1048,1050,1056,1058,1063],{"type":815,"value":1044},"We'd like to thank ",{"url":836,"type":12,"children":1046},[1047],{"type":815,"value":839},{"type":815,"value":1049}," and ",{"url":870,"meta":1051,"type":12,"children":1053},[1052],{"id":823,"value":824},[1054],{"type":815,"value":1055},"Chen Le Qi ",{"type":815,"value":1057},"of ",{"url":843,"meta":1059,"type":12,"children":1061},[1060],{"id":823,"value":824},[1062],{"type":815,"value":848},{"type":815,"value":1064}," for discovering this vulnerability and publishing their analysis, which allowed us to create a patch and protect 0patch users against this issue.",{"type":812,"children":1066},[1067,1069,1078],{"type":815,"value":1068},"If you're new to 0patch, create a free account in ",{"url":693,"meta":1070,"type":12,"children":1075},[1071,1074],{"id":1072,"value":1073},"rel","url noopener noreferrer",{"id":823,"value":824},[1076],{"type":815,"value":1077},"0patch Central",{"type":815,"value":1079},", start a free trial, then install and register 0patch Agent. Everything else will happen automatically. No computer reboot will be needed.",{"type":812,"children":1081},[1082,1086,1094,1096,1104,1107],{"type":815,"marks":1083,"value":1085},[1084],"strong","Did you know 0patch security-adopted Windows 10 and Office 2016 and 2019 when they went out of support this month, allowing you to keep using them for at least 3 more years (5 years for Windows 10)? ",{"url":1087,"meta":1088,"type":12,"children":1090},"https://blog.0patch.com/2024/06/long-live-windows-10-with-0patch.html",[1089],{"id":823,"value":824},[1091],{"type":815,"marks":1092,"value":1093},[1084],"Read more about it here",{"type":815,"marks":1095,"value":1049},[1084],{"url":1097,"meta":1098,"type":12,"children":1100},"https://blog.0patch.com/2025/08/end-of-security-for-microsoft-office.html",[1099],{"id":823,"value":824},[1101],{"type":815,"marks":1102,"value":1103},[1084],"here",{"type":815,"marks":1105,"value":1106},[1084],". ",{"type":815,"value":1032},{"type":812,"children":1109},[1110,1112,1118],{"type":815,"value":1111},"To learn more about 0patch, please visit our ",{"url":1113,"meta":1114,"type":12,"children":1116},"https://0patch.zendesk.com/hc/en-us",[1115],{"id":823,"value":824},[1117],{"type":815,"value":97},{"type":815,"value":1119},".",{"alt":752,"url":1121,"width":1122,"height":1123,"responsiveImage":1124},"https://www.datocms-assets.com/166020/1774969066-7877_vulncard.png",1600,800,{"srcSet":1125,"webpSrcSet":1126,"sizes":1127,"src":1128,"width":1129,"height":1130,"aspectRatio":228,"alt":752,"title":18,"bgColor":1131,"base64":1132},"https://www.datocms-assets.com/166020/1774969066-7877_vulncard.png?auto=compress&crop=focalpoint&dpr=0.25&fit=crop&w=1440 360w,https://www.datocms-assets.com/166020/1774969066-7877_vulncard.png?auto=compress&crop=focalpoint&dpr=0.5&fit=crop&w=1440 720w,https://www.datocms-assets.com/166020/1774969066-7877_vulncard.png?auto=compress&crop=focalpoint&dpr=0.75&fit=crop&w=1440 1080w,https://www.datocms-assets.com/166020/1774969066-7877_vulncard.png?auto=compress&crop=focalpoint&fit=crop&w=1440 1440w","https://www.datocms-assets.com/166020/1774969066-7877_vulncard.png?auto=compress&crop=focalpoint&dpr=0.25&fit=crop&fm=webp&w=1440 360w,https://www.datocms-assets.com/166020/1774969066-7877_vulncard.png?auto=compress&crop=focalpoint&dpr=0.5&fit=crop&fm=webp&w=1440 720w,https://www.datocms-assets.com/166020/1774969066-7877_vulncard.png?auto=compress&crop=focalpoint&dpr=0.75&fit=crop&fm=webp&w=1440 1080w,https://www.datocms-assets.com/166020/1774969066-7877_vulncard.png?auto=compress&crop=focalpoint&fit=crop&fm=webp&w=1440 1440w","(max-width: 1440px) 100vw, 1440px","https://www.datocms-assets.com/166020/1774969066-7877_vulncard.png?auto=compress&crop=focalpoint&fit=crop&w=1440",1440,720,"#bd63ad","data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAMCAIAAAD3UuoiAAABLUlEQVR42k1S22EDMQiTgP0H6Gb96yRHEbJzcQhRbBDP+vv5JcGIKLKC0mSyC8juxAiEib1fm2AGgwhKj/+YNBo63Vbz0/sBfenncxQTsBHnoHUhXA+e5XzWCjy2NIO+PHqfe2VyMdjXJRyiAcKNCD665I177PAGj46hkPDVG6k6ujfasDyq2BX0pdhEAx3DgnEbe6SAumau9RERr6mylbXxWqyz9LQ5pdug1iXpdohI/ZcDFcES/ouNDF+aRaDO+PAZnIkiwxlptK/PTv2wOB1NXSuSo3f8ChmqV4NAVSUu0WGpS1RbgoD3KyJz9Vmlk473KKvEGPyKf6QPcIDjb66bEXm3pTLTTeVXX1xXB06/tME60inM1XB4l7Y7jg/xXTZ8yT6/Jz6/Z/Zb2j8nXU9sVUVeqgAAAABJRU5ErkJggg==",1780067951019]