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Vulnerability record · CVE-2009-1538 · published 15 July 2009

CVE-2009-1538: Microsoft directx improper input validation vulnerability

Microsoft · Directx

The QuickTime Movie Parser Filter in quartz.dll in DirectShow in Microsoft DirectX 7.0 through 9.0c on Windows 2000 SP4, Windows XP SP2 and SP3, and Windows Server 2003 SP2 performs updates to pointers without properly validating unspecified data values, which allows remote attackers to execute arbitrary code via a crafted QuickTime media file, aka "DirectX Pointer Validation Vulnerability."

9.3 CVSS 2.0 High EPSS 27% · top 2.0% CWE-20 · Improper input validation
9.3CVSS 2.0 base score
27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
12References
16 Jun 2026Last modified by NVD

Description

The QuickTime Movie Parser Filter in quartz.dll in DirectShow in Microsoft DirectX 7.0 through 9.0c on Windows 2000 SP4, Windows XP SP2 and SP3, and Windows Server 2003 SP2 performs updates to pointers without properly validating unspecified data values, which allows remote attackers to execute arbitrary code via a crafted QuickTime media file, aka "DirectX Pointer Validation Vulnerability."

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://osvdb.org/55844
http://www.securityfocus.com/bid/35600
http://www.us-cert.gov/cas/techalerts/TA09-195A.html US Government Resource
http://www.vupen.com/english/advisories/2009/1886
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-028
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5963
http://osvdb.org/55844
http://www.securityfocus.com/bid/35600
http://www.us-cert.gov/cas/techalerts/TA09-195A.html US Government Resource
http://www.vupen.com/english/advisories/2009/1886
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-028
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5963

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2009-1538), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.