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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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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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more",[688,691],{"id":689,"primary":685,"externalLink":95,"parent":18,"reference":18,"title":690,"description":40,"publishTranslation":42},"B1pEweRaRD2YBkP6aH1CfA","Help center",{"id":692,"primary":42,"externalLink":693,"parent":18,"reference":18,"title":694,"description":40,"publishTranslation":42},"Mk0Yz-yqTk2akShgf7ARNg","https://central.0patch.com/","Sign in",[696,700],{"id":697,"title":698,"url":699},"NDrk5d4kQ96J2aCuTr-gvg","0patch on X","https://twitter.com/0patch",{"id":701,"title":702,"url":703},"GqN4lYxyTMyzcmRllVY4mg","Linked In","https://linkedin.com/company/0patch",{"left":705,"top":705,"width":706,"height":706,"rotate":705,"vFlip":685,"hFlip":685,"body":707},0,24,"\u003Cg fill=\"none\">\u003Cpath d=\"M11.9999 15.0539L6.34619 9.40013L7.39994 8.34637L11.9999 12.9464L16.5999 8.34637L17.6537 9.40013L11.9999 15.0539Z\" fill=\"currentColor\"/>\u003C/g>",{"left":705,"top":705,"width":706,"height":706,"rotate":705,"vFlip":685,"hFlip":685,"body":709},"\u003Cg 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website.",{"tag":722,"attributes":733,"content":18},{"property":734,"content":731},"og:description",{"tag":722,"attributes":736,"content":18},{"name":737,"content":731},"twitter:description",{"tag":722,"attributes":739,"content":18},{"property":740,"content":741},"og:image","https://www.datocms-assets.com/166020/1774002325-7481_vulncard.png?auto=format&fit=max&w=1200",{"tag":722,"attributes":743,"content":18},{"property":744,"content":745},"og:image:width","1200",{"tag":722,"attributes":747,"content":18},{"property":748,"content":749},"og:image:height","600",{"tag":722,"attributes":751,"content":18},{"property":752,"content":753},"og:image:alt","CVE-2022-35742",{"tag":722,"attributes":755,"content":18},{"name":756,"content":741},"twitter:image",{"tag":722,"attributes":758,"content":18},{"name":759,"content":753},"twitter:image:alt",{"tag":722,"attributes":761,"content":18},{"property":762,"content":32},"og:locale",{"tag":722,"attributes":764,"content":18},{"property":765,"content":77},"og:type",{"tag":722,"attributes":767,"content":18},{"property":768,"content":6},"og:site_name",{"tag":722,"attributes":770,"content":18},{"property":771,"content":772},"article:modified_time","2026-04-01T13:48:04Z",{"tag":722,"attributes":774,"content":18},{"property":775,"content":40},"article:publisher",{"tag":722,"attributes":777,"content":18},{"name":778,"content":779},"twitter:card","summary",{"tag":722,"attributes":781,"content":18},{"name":782,"content":783},"robots","noindex",[785],{"value":786,"locale":32},"micropatch-for-memory-corruption-in",[788],{"value":42,"locale":32},"2022-09-14T15:21:00+02:00","Mitja Kolsek","Oe2L3w0vSsas9G78I1EhzA",{"blocks":793,"links":806,"value":807},[794],{"id":795,"_modelApiKey":796,"__typename":797,"video":798},"c_MPp2TUQAO4W-4TPl2z2g","video_external","VideoExternalRecord",{"url":799,"title":800,"thumbnailUrl":801,"height":802,"provider":803,"providerUid":804,"width":805},"https://www.youtube.com/watch?v=yvzOuq7Y9u4","0patching Outlook Content-Type Denial of Service (CVE-2022-35742)","https://i.ytimg.com/vi/yvzOuq7Y9u4/hqdefault.jpg",113,"youtube","yvzOuq7Y9u4",200,[],{"schema":808,"document":809},"dast",{"type":810,"children":811},"root",[812,847,860,873,895,906,916,920,923,925,929,939,951,963],{"type":813,"children":814},"paragraph",[815,818,827,829,836,838,845],{"type":816,"value":817},"span","August 2022 Windows Updates brought a ",{"url":819,"meta":820,"type":12,"children":824},"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-35742",[821],{"id":822,"value":823},"target","_blank",[825],{"type":816,"value":826},"fix",{"type":816,"value":828}," for a memory corruption vulnerability in Microsoft Outlook, discovered by security researcher ",{"url":830,"meta":831,"type":12,"children":833},"https://twitter.com/hpy_insu",[832],{"id":822,"value":823},[834],{"type":816,"value":835},"insu",{"type":816,"value":837}," of ",{"url":839,"meta":840,"type":12,"children":842},"https://www.78researchlab.com/",[841],{"id":822,"value":823},[843],{"type":816,"value":844},"78ResearchLab",{"type":816,"value":846},". The vulnerability exploits a flaw in Outlook's processing of multiple Content-Type headers in a multipart/signed email, whereby a malicious email can lead to free'ing an unallocated memory address and crashing Outlook as such email is downloaded (even before one can view it). Once such email is in user's Inbox, Outlook crashes whenever the user clicks on it or it gets displayed in the Preview pane.",{"type":813,"children":848},[849,851,858],{"type":816,"value":850},"While Microsoft categorized this flaw as \"denial of service\", it seems possible it could be ",{"url":852,"meta":853,"type":12,"children":855},"https://twitter.com/taviso/status/1560677204803014656",[854],{"id":822,"value":823},[856],{"type":816,"value":857},"exploited for arbitrary code execution",{"type":816,"value":859},".\n",{"type":813,"children":861},[862,864,871],{"type":816,"value":863},"0patch has ",{"url":865,"meta":866,"type":12,"children":868},"https://blog.0patch.com/2020/11/0patch-keeps-office-2010-secured-after.html",[867],{"id":822,"value":823},[869],{"type":816,"value":870},"security-adopted Office 2010",{"type":816,"value":872}," in November 2020 when its support was officially terminated, but Microsoft kept providing security updates for it until April 2021. After that date, we analyzed every published vulnerability affecting still-supported versions of Office to see if Office 2010 was affected, and until now, have not confirmed any. This is the first case where we could reproduce a publicly detailed, potentially critical issue in an Office 2010 component.\n",{"type":813,"children":874},[875,877,884,886,893],{"type":816,"value":876},"Thankfully, the researcher published an ",{"url":878,"meta":879,"type":12,"children":881},"https://blog.78researchlab.com/b9c80d00-d935-43b1-8805-969000df301d",[880],{"id":822,"value":823},[882],{"type":816,"value":883},"analysis",{"type":816,"value":885}," and a ",{"url":887,"meta":888,"type":12,"children":890},"https://github.com/78ResearchLab/PoC/tree/main/CVE-2022-35742",[889],{"id":822,"value":823},[891],{"type":816,"value":892},"POC",{"type":816,"value":894}," for this vulnerability. This made it possible for us to create a patch for Outlook 2010 that no longer receives official fixes from Microsoft.",{"type":813,"children":896},[897,899,904],{"type":816,"value":898},"Microsoft assigned this issue ",{"url":819,"meta":900,"type":12,"children":902},[901],{"id":822,"value":823},[903],{"type":816,"value":753},{"type":816,"value":905}," and fixed it by properly preserving the flag (bit) that denotes whether a Content-Type buffer needs to be free'd or not. Our micropatch is logically equivalent to Microsoft's:",{"type":813,"children":907},[908,910,914],{"type":816,"value":909},"\n",{"type":816,"marks":911,"value":913},[912],"code","MODULE_PATH \"..\\AffectedModules\\OUTLMIME.DLL_14.0.7268.5000_Office-2010_64bit_202104\\outlmime.dll\"\nPATCH_ID 1025\nPATCH_FORMAT_VER 2\nVULN_ID 7481\nPLATFORM win64\n\npatchlet_start\n    PATCHLET_ID 1\n    PATCHLET_TYPE 2\n    PATCHLET_OFFSET 0x27d72\n    N_ORIGINALBYTES 5\n    JUMPOVERBYTES 0\n    PIT outlmime!0x27db9,outlmime!0x27d7d,outlmime!0x272ac\n    \n    code_start\n       \n        mov r15, 0              ; default r15 for setz command\n        call PIT_0x272ac        ; rewrite original code for patch placement\n        mov ebp, eax            ; rewrite original code for patch placement\n        test eax, eax           ; rewrite original code for patch placement\n        js PIT_0x27db9          ; rewrite original code for patch placement\n       \n        mov eax, [rdi+100h]     ; get flag from memory\n        and al, 2               ; check flag state\n        cmp al, 2               ; check flag state\n        setz r15b               ; set r15 accordingly to flag\n        jmp PIT_0x27d7d         ; jump to block where memory is copied\n       \n    code_end\npatchlet_end\n\npatchlet_start\n    PATCHLET_ID 2\n    PATCHLET_TYPE 2\n    PATCHLET_OFFSET 0x27db3\n    N_ORIGINALBYTES 5\n    JUMPOVERBYTES 6\n    PIT outlmime!0x27db9\n    \n    code_start\n       \n        mov [rdi+12Ch], eax     ; rewrite original code for patch placement\n        mov rax, [rbx+0F8h]     ; read value from memory\n        test byte[rax+10h], 4   ; check if read memory+10h contains 4\n        jnz PIT_0x27db9         ; if memory+10h contains 4 then check flags\n                                ; else jump to function return block\n       \n        test r15d, r15d         ; check if flag is set\n        jz AND_BLOCK            ; if set jump to AND_BLOCK\n       \n        or dword[rdi+100h], 2   ; if flag not set then set it\n        jmp PIT_0x27db9         ; jump to function return block\n       \n    AND_BLOCK:\n        and dword[rdi+100h], 0FFFFFFFDh    ; reset flag\n                                ; continue normal execution\n    code_end\npatchlet_end",{"type":816,"value":915},"\n ",{"type":813,"children":917},[918],{"type":816,"value":919},"This video demonstrates the effect of our micropatch. With 0patch disabled, downloading the malicious email in Outlook 2010 crashes Outlook, and restarting Outlook leads to the same result, effectively disabling user's email; with 0patch enabled, the malicious email gets downloaded and while it can't be displayed due to malformed content, it sits there doing no harm.\n",{"type":813,"children":921},[922],{"type":816,"value":909},{"item":795,"type":924},"block",{"type":813,"children":926},[927],{"type":816,"value":928}," ",{"type":813,"children":930},[931,933,937],{"type":816,"value":932},"The micropatch was written for ",{"type":816,"marks":934,"value":936},[935],"strong","32-bit and 64-bit versions of Outlook 2010",{"type":816,"value":938},", fully updated with its latest free updates from April 2021.\n",{"type":813,"children":940},[941,943,949],{"type":816,"value":942},"This micropatch has already been distributed to all online 0patch Agents with a PRO or Enterprise license. To obtain the micropatch and have it applied on your computers along with our other micropatches, create an account in ",{"url":693,"meta":944,"type":12,"children":946},[945],{"id":822,"value":823},[947],{"type":816,"value":948},"0patch Central",{"type":816,"value":950},", install 0patch Agent and register it to your account with a PRO or Enterprise subscription. Note that no computer restart is needed for installing the agent or applying/un-applying any 0patch micropatch. ",{"type":813,"children":952},[953,955,961],{"type":816,"value":954},"\nTo learn more about 0patch, please visit our ",{"url":956,"meta":957,"type":12,"children":959},"https://0patch.zendesk.com/hc/en-us",[958],{"id":822,"value":823},[960],{"type":816,"value":97},{"type":816,"value":962},". ",{"type":813,"children":964},[965,967,972,973,978],{"type":816,"value":966},"We'd like to thank ",{"url":830,"meta":968,"type":12,"children":970},[969],{"id":822,"value":823},[971],{"type":816,"value":835},{"type":816,"value":837},{"url":839,"meta":974,"type":12,"children":976},[975],{"id":822,"value":823},[977],{"type":816,"value":844},{"type":816,"value":979}," for publishing their analysis and providing a proof-of-concept that allowed us to reproduce the vulnerability and create a micropatch. We also encourage security researchers to privately share their analyses with us for micropatching.",{"alt":753,"url":981,"width":982,"height":983,"responsiveImage":984},"https://www.datocms-assets.com/166020/1774002325-7481_vulncard.png",1600,800,{"srcSet":985,"webpSrcSet":986,"sizes":987,"src":988,"width":989,"height":990,"aspectRatio":228,"alt":753,"title":18,"bgColor":991,"base64":992},"https://www.datocms-assets.com/166020/1774002325-7481_vulncard.png?auto=compress&crop=focalpoint&dpr=0.25&fit=crop&w=1440 360w,https://www.datocms-assets.com/166020/1774002325-7481_vulncard.png?auto=compress&crop=focalpoint&dpr=0.5&fit=crop&w=1440 720w,https://www.datocms-assets.com/166020/1774002325-7481_vulncard.png?auto=compress&crop=focalpoint&dpr=0.75&fit=crop&w=1440 1080w,https://www.datocms-assets.com/166020/1774002325-7481_vulncard.png?auto=compress&crop=focalpoint&fit=crop&w=1440 1440w","https://www.datocms-assets.com/166020/1774002325-7481_vulncard.png?auto=compress&crop=focalpoint&dpr=0.25&fit=crop&fm=webp&w=1440 360w,https://www.datocms-assets.com/166020/1774002325-7481_vulncard.png?auto=compress&crop=focalpoint&dpr=0.5&fit=crop&fm=webp&w=1440 720w,https://www.datocms-assets.com/166020/1774002325-7481_vulncard.png?auto=compress&crop=focalpoint&dpr=0.75&fit=crop&fm=webp&w=1440 1080w,https://www.datocms-assets.com/166020/1774002325-7481_vulncard.png?auto=compress&crop=focalpoint&fit=crop&fm=webp&w=1440 1440w","(max-width: 1440px) 100vw, 1440px","https://www.datocms-assets.com/166020/1774002325-7481_vulncard.png?auto=compress&crop=focalpoint&fit=crop&w=1440",1440,720,"#bd63ad","data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAMCAIAAAD3UuoiAAABMElEQVR42lVSS3LFMAhDQO6/7c3erkcJRYg4rxmHwbaQxSd/fz6AweHpCKBtwtK4wmpWO9aHvB1AEAN387YdDOv7sjJ+GKePtDX5pT2eA745WKPTu0EXmr8GDdxG/hvzHcaSi8NSXK3CG160pEOh8p7g3tMhZJ5nAA9fIu/0D8X6RWcwTM0VJnQJJ/3lEMXGT7EQqh3oN4tEsaSD65iutOniXbUB8cXCPhA8+K9id7NsurZ3a7dZ8m27ucuX6HSNtWiiIOMhYtdpkauCjc8l8qttuBilCFA1M6+UIpZQ72uOWtROE2ay3FeO4wqOUowchyYj+3uasllISL2K2k5YhMdwhRQxtR2LRkXEf6IdaBZeW1fhJn5tjBzfbk7bEpunun6ceobATiEwpdVPq7weRX9sRDnT1ZJuggAAAABJRU5ErkJggg==",1780067949117]