CVE-2014-6317 Denial of service in n/a
Remote attackers can cause a system reboot by tricking users into opening a crafted TrueType font, affecting Windows kernel drivers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2014-6317?
CVE-2014-6317 is a high-severity denial of service vulnerability in Microsoft Windows 7, published on 11 Nov 2014. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Array index error in win32k.sys in the kernel-mode drivers in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to cause a denial of service (reboot) via a crafted TrueType font, aka "Denial of Service in Windows Kernel Mode Driver Vulnerability."
Weakness: CWE-129
Which versions are affected by CVE-2014-6317?
It affects 9 products.
Products include Microsoft Windows 7, Microsoft Windows 8, Microsoft Windows 8.1, Microsoft Windows Rt, Microsoft Windows Rt 8.1, Microsoft Windows Server 2003 and 3 more.
How do I fix CVE-2014-6317?
No fix has been published for CVE-2014-6317 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2014-6317 being exploited?
There is no known exploitation of CVE-2014-6317 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows 7
- CVE-2015-1635 Microsoft HTTP.sys Remote Code Execution
- CVE-2015-2360 Microsoft Win32k Privilege Escalation
- CVE-2014-6324 Microsoft Kerberos Key Distribution Center (KDC) Privilege Escalation
- CVE-2014-6332 Microsoft Windows Object Linking & Embedding (OLE) Automation Array Remote Code Execution
- CVE-2014-4148 Microsoft Windows Remote Code Execution
Sources
Also known as GHSA-6gm6-7c9c-qr6g.