Vulnerability Intelligence Report
Microsoft Win32k Memory Corruption Vulnerability
CVE-2015-2546
The kernel-mode driver in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8.1, and Windows 10 allows local users to gain privileges via a crafted application, aka "Win32k Memory Corruption Elevation of Privilege Vulnerability," a different vulnerability than CVE-2015-2511, CVE-2015-2517, and CVE-2015-2518.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
8.2
HIGH
Exploitability:1.5
Impact Score:6.1
EPSS Probability:10.93%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
—
Weaknesses (CWE)
CWE-119 ↗CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| n/a | n/a | n/a (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2015-03-19T00:00:00 |
| Published | 2015-09-09T00:00:00 |
| Patch Date | 2015-09-08 |
| Last Updated | 2026-08-14T03:55:43 |
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