CVE-2011-1883: Use After Free
First published: Wed Jul 13 2011(Updated: )
Use-after-free vulnerability in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that leverages incorrect driver object management, a different vulnerability than other CVEs listed in MS11-054, aka "Win32k Use After Free Vulnerability."
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows Server 2003 | =sp2 | |
| Microsoft Windows 7 | ||
| Microsoft Windows 7 | =sp1 | |
| Microsoft Windows 7 | =sp1 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | ||
| Microsoft Windows Server | ||
| Microsoft Windows Server | ||
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | =r2 | |
| Microsoft Windows Server | =r2 | |
| Microsoft Windows Vista | =sp1 | |
| Microsoft Windows Vista | =sp2 | |
| Microsoft Windows XP | =sp3 | |
| Microsoft Windows XP | =sp2 | |
| Microsoft Windows Vista | =sp2 | |
| Microsoft Windows Vista | =sp1 |
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Reference Links
- http://support.avaya.com/css/P8/documents/100144947
- http://www.securityfocus.com/bid/48595
- http://secunia.com/advisories/45186
- http://osvdb.org/73783
- http://www.securitytracker.com/id?1025761
- http://www.us-cert.gov/cas/techalerts/TA11-193A.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12721
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-054
Frequently Asked Questions
What is the severity of CVE-2011-1883?
CVE-2011-1883 has a high severity rating due to its potential to allow local users to gain elevated privileges.
How do I fix CVE-2011-1883?
To fix CVE-2011-1883, you should ensure your system is updated with the latest security patches provided by Microsoft.
Which versions of Windows are affected by CVE-2011-1883?
CVE-2011-1883 affects various versions of Microsoft Windows, including Windows XP SP2 and SP3, Windows Vista SP1 and SP2, and Windows 7.
Is CVE-2011-1883 a remote or local vulnerability?
CVE-2011-1883 is a local vulnerability, allowing local users to exploit it through crafted applications.
What component is primarily affected in CVE-2011-1883?
The primary component affected by CVE-2011-1883 is the win32k.sys kernel-mode driver in Microsoft Windows.
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- canonical/microsoft windows server 2003
- version/microsoft windows server 2003/sp2
- canonical/microsoft windows 7
- version/microsoft windows 7/sp1
- canonical/microsoft windows server
- version/microsoft windows server/sp2
- version/microsoft windows server/r2
- canonical/microsoft windows vista
- version/microsoft windows vista/sp1
- version/microsoft windows vista/sp2
- canonical/microsoft windows xp
- version/microsoft windows xp/sp3
- version/microsoft windows xp/sp2