CVE-2018-8406
Actively exploited. CVE-2018-8406 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-28) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory.
CSIRTS triage
- What
- An elevation of privilege vulnerability exists when the DirectX Graphics Kernel driver improperly handles objects in memory.
- Who is affected
- Local users of Microsoft Windows with vulnerable versions.
- Urgency
- Immediate action is required as this vulnerability is actively exploited and critical in severity.
- Action
- Apply the latest security updates for Windows.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 88% of all EPSS-scored CVEs.
Advisory coverage (1)
- criticalexploitedCVE-2018-8406: Microsoft DirectX Graphics Kernel Privilege Escalation Vulnerabilitycisa-kev · 2022-03-28
External references
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