font files

About this tag
Font files, particularly TrueType (.ttf) and OpenType fonts, have been a vector for critical security vulnerabilities in Windows kernel-mode drivers. Microsoft security bulletins MS13-081, MS11-087, and MS11-077 detail remote code execution risks when users open specially crafted font files from malicious web pages, email attachments, or network shares. Beyond security, users encounter practical issues such as font installation errors (e.g., 'The file does not appear to be a valid font'), difficulty deleting stubborn font files from the Recycle Bin, and permission problems when renaming installed font files due to TrustedInstaller restrictions. These discussions cover both enterprise patch management and everyday font file troubleshooting on Windows 7 and later systems.

  1. Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Remote Code Execution - Version: 2.0

    Severity Rating: Critical Revision Note: V2.0 (January 14, 2014): Rereleased bulletin to announce the reoffering of the 2862330 update to systems running Windows 7 or Windows Server 2008 R2. See the Update FAQ for details. Summary: This security update resolves seven privately reported...
    • News
    • Thread
    • 2014 bulletin control critical drivers execution exploitation font files kernel microsoft patch re-release remote security server 2008 update update faq vulnerability windows windows 7
    • Replies: 0
    • Forum: Security Alerts

  2. MS13-081 - Critical : Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Remote Code...

    Severity Rating: Critical Revision Note: (October 8, 2013) Bulletin published. Summary: This security update resolves seven privately reported vulnerabilities in Microsoft Windows. The most severe of these vulnerabilities could allow remote code execution if a user views shared content that...
    • News
    • Thread
    • critical exploit font files kernel microsoft remote code execution security update vulnerability windows
    • Replies: 0
    • Forum: Security Alerts

  3. Windows 7 Font Won't Install

    I have Windows 7 both at home and at work. I copied a font that I use for my CAD software from my Fonts folder at home, and tried to install it in the same folder at work. I get an error message that says "The file does not appear to be a valid font." It is a ttf file so it should be valid...
    • RdS in BH
    • Thread
    • cad error message file validation font files font installation troubleshooting ttf files windows 7
    • Replies: 1
    • Forum: Windows Help and Support
  4. R

    Windows 7 How to Permanently Delete Stubborn Font File from Recycle Bin

    WAS CLEANING OUT AN OLD SECONDARY HDD-DELETED A LOT----WHEN I DELETED THOSE ITEMS IN THE RECYCLE BIN IT WOULD STICK ON ONE ITEM---COURF_1.FON, A FONT FILE--IF I RUN CCLEANER IT STICKS ON THIS FILE AND WON'T CONTINUE ON TO REMOVE THE OTHER ITEMS- HAVE TRIED TO DELETE, RESTORE IT ETC.:mad: BUT TO...
    • RETCOPPER
    • Thread
    • ccleaner cleanup data recovery file deletion font files hdd recycle bin storage troubleshooting windows
    • Replies: 2
    • Forum: Windows Help and Support

  5. MS11-087 - Critical : Vulnerability in Windows Kernel-Mode Drivers Could Allow Remote Code Execution

    Severity Rating: Critical Revision Note: V1.0 (December 13, 2011): Bulletin published. Summary: This security update resolves a publicly disclosed vulnerability in Microsoft Windows. The vulnerability could allow remote code execution if a user opens a specially crafted...
    • News
    • Thread
    • 2011 bulletin critical december drivers execution font files information disclosure kernel-mode malicious software microsoft patch remote code execution revision security truetype update vulnerability webpage windows
    • Replies: 0
    • Forum: Security Alerts

  6. MS11-077: Vulnerabilities in Windows kernel-mode drivers could allow remote code execution: October

    Resolves vulnerabilities in Microsoft Windows that could allow remote code execution if a user opens a specially crafted font file (such as a .fon file) in a network share, a UNC or WebDAV location, or an e-mail attachment. More...
    • News
    • Thread
    • font files kernel drivers microsoft network sharing remote code execution security update vulnerability webdav windows
    • Replies: 0
    • Forum: Knowledge Base (KB)

  7. MS11-077 - Important : Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Remote Code Execut

    Severity Rating: Important Revision Note: V1.0 (October 11, 2011): Bulletin published. Summary: This security update resolves four privately reported vulnerabilities in Microsoft Windows. The most severe of these vulnerabilities could allow remote code execution if a user...
    • News
    • Thread
    • 2011 bulletin email attachments execution font files kernel drivers microsoft network patch remote access remote code execution security severity rating unс update vulnerability webdav windows
    • Replies: 0
    • Forum: Security Alerts

  8. Windows 7 Need to rename font file - what to do?

    For reasons I won't bore you with, I need to make the file C:\Windows\Fonts\msgothic.ttc unavailable for a while, so I want to temporarily rename it to msgothic.ttc.old. Anybody who's tried to rename an installed font file in Win7 could probably guess what happened: Then I discovered the...
    • Exp HP
    • Thread
    • access denied administrator dual boot file access file renaming file system font files font management linux access permissions system administration system files tech support troubleshooting trustedinstaller ubuntu windows 7 windows permissions
    • Replies: 5
    • Forum: Windows Help and Support

  9. Windows 7 Fonts disappeared from fonts folder!

    I recently installed over 12,000 fonts and after having my system continually freeze and searching blogs have realized it can only handle approximately 800 or less. When I go to the fonts folder it shows there are 0 files but when I copy a font to the folder it states it exists already. I have...
    • elagunas
    • Thread
    • file management font files fonts installation storage issues system freeze system restore troubleshooting user experience windows
    • Replies: 9
    • Forum: Windows Help and Support
  10. R

    Windows 7 Troubleshooting Missing Century Gothic Font in Windows 7 After Copying from Vista

    Hello, Flash 8 says Century Gothic is missing and indeed do not see it in the Windows/Fonts folder. So I thought I would copy it from my Vista partition. I did, but upon restarting my PC with the win7 partition the font is still not there. Incedently I noticed that there are no True Type...
    • Roberto
    • Thread
    • flash 8 font files font issues font management fonts gothic graphic design installation microsoft kb missing opentype restart software system settings troubleshooting truetype user help vista disk windows 7
    • Replies: 1
    • Forum: Windows Help and Support
  11. O

    Windows Vista Issues with the Windows Vista Home Premium...

    Could someone please tell me where I can find the font files on my Windows Vista Home Edition DVD? I have 7000+ fonts installed on my system and want to remove all but the Windows default fonts. I figure that the only way to do this, is to delete every font from the fonts folder and then copy...
    • Oimi
    • Thread
    • default font font deletion font files font management font restoration home premium system fonts windows editions windows vista windows xp
    • Replies: 5
    • Forum: Windows Help and Support