CVE-2010-4398
CISA KEVPublished March 28, 2022 · Updated April 3, 2026
high
Official Description+
Stack-based buffer overflow in the RtlQueryRegistryValues function in win32k.sys in Microsoft Windows allows local users to gain privileges, and bypass the User Account Control (UAC) feature.
Affected Products
| Vendor | Product |
|---|---|
| Microsoft | Windows |
Patch Status
Patch by 2022-04-21
Recommended Actions
- Check if your systems use any of the affected products listed above.
- Apply vendor patches immediately if available.
- This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
- Monitor vendor advisories for updates and additional mitigations.
- Review logs for indicators of compromise related to CVE-2010-4398.