Security CISA KEV CVE-2015-2546 CVE-2015-2546 CISA KEV
Microsoft Win32k Memory Corruption Vulnerability
Severity unknown CVSS unknown Check the vendor advisory for fixed versions
CISA lists this Microsoft vulnerability as known exploited. Its MSRC release detail is outside this installation's collected history.
CISA catalog record
The kernel-mode driver in Microsoft Windows OS and Server allows local users to gain privileges via a crafted application.
Product Win32k
Added to KEV 15 Mar 2022
Federal remediation due 5 Apr 2022
Known ransomware use Yes Page history
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23 Oct 2026 · 09:33:49 UTC
Source coverage: cisa-kev Incomplete → Current 23 Oct 2026 · 08:31:50 UTC
Source coverage: cisa-kev Current → Incomplete Explore global source statements, affected packages and advisory history for CVE-2015-2546 . The catalog has a separate collection scope from Microsoft release records.
More advisories, affected versions and source history Overview Affected History Connections
Related advisories and sources Publishers link these advisories through the identifiers shown below. A shared identifier or date alone does not tell you whether your software is affected or whether the advisories describe the same cause.
CVE-2015-2546 · CVE overview and exploitation status
cve-program · CVE-2015-2546
Related changes Linked by CVE identifier