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Microsoft has released updates to address vulnerabilities in the way that Microsoft Windows handles image files. A fix for the animated cursor buffer overflow vulnerability (VU#191609) is included in these updates.
Microsoft has released Security Bulletin MS07-017 to correct vulnerabilities in the way that Microsoft Windows handles image files. This update includes a fix for the animated cursor ANI header stack buffer overflow vulnerability (VU#191609).
More information about the animated cursor buffer overflow vulnerability is available in Vulnerability Note VU#191609 and in Technical Cyber Security Alert TA07-089A. Refer to Microsoft Security Bulletin MS07-017 for more information on the other vulnerabilities.
Applying these updates will mitigate the vulnerability described in Technical Cyber Security Alert TA07-089. The impact of exploiting that vulnerability is that a remote, unauthenticated attacker could execute arbitrary code or cause a denial-of-service condition.
Install updates from Microsoft
Microsoft has released updates for this and other image processing vulnerabilities in Microsoft Security Bulletin MS07-017.
Note that this is only part of the Microsoft security update release for April 2007. According to Microsoft:
Microsoft will update this bulletin summary with any other security bulletins that release on April 10 or on any other day of the month, as deemed appropriate.
System administrators may wish to consider using an automated patch distribution system such as Windows Server Update Services (WSUS).
- US-CERT Technical Cyber Security Alert TA07-089A - http://www.us-c ert.gov/cas/techalerts/TA07-089A.html
- Vulnerability Note VU#191609 - http://www.kb.cert.org/vuls/id/191609
- Microsoft Security Bulletin MS07-017 - http://www.microsoft.com/technet/security/bulletin/ms07-017.mspx
- Microsoft Security Advisory (935423) - http://www.microsoft.com/technet/security/advisory/935423.mspx
- Microsoft Security Bulletin Summary for April 2007 - http://www.microsoft.com/technet/security/bulletin/ms07-apr.mspx
- Microsoft Security Response Center Blog - http://blogs.technet.com/msrc/search.aspx?q=935423
- Windows Server Updates Services - http://www.microsoft.com/windowsserversystem/updateservices/default.mspx
April 3, 2007: Initial release