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CVE-2016-3309

CISA KEV

Published March 15, 2022 · Updated April 3, 2026

high
Official Description+

A privilege escalation vulnerability exists when the Windows kernel fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in kernel mode.

Affected Products

VendorProduct
MicrosoftWindows

Patch Status

Patch by 2022-04-05

Recommended Actions

  1. Check if your systems use any of the affected products listed above.
  2. Apply vendor patches immediately if available.
  3. This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
  4. Monitor vendor advisories for updates and additional mitigations.
  5. Review logs for indicators of compromise related to CVE-2016-3309.