---
id: CVE-2015-2546
title: >-
  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
  privile…
summary: >-
  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
  privile…
severity: high
cvss: 8.2
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H'
cwe:
  - CWE-119
  - CWE-119
vendor: microsoft
product: windows_10_1507
affected:
  - windows_10_1507
  - windows_7
  - windows_8
  - windows_8.1
  - windows_rt
  - windows_rt_8.1
  - windows_server_2008
  - windows_server_2008 = r2
  - windows_server_2012
  - windows_server_2012 = r2
  - windows_vista
published: '2015-09-09'
updated: '2026-08-14'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2015-2546'
references:
  - url: 'http://www.securityfocus.com/bid/76608'
    label: secure@microsoft.com
  - url: 'http://www.securitytracker.com/id/1033485'
    label: secure@microsoft.com
  - url: >-
      https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-097
    label: secure@microsoft.com
  - url: 'http://www.securityfocus.com/bid/76608'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'http://www.securitytracker.com/id/1033485'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-097
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-2546
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - kev
  - in-the-wild
  - exploit-available
epss: 0.10107
epssPercentile: 0.95491
kev: true
kevDateAdded: '2022-03-15'
kevDueDate: '2022-04-05'
kevRansomware: true
exploited: true
zeroDay: true
ingestedAt: '2026-08-14T06:15:27.250Z'
exploits:
  github: 1
  githubRepos:
    - 'https://github.com/k0keoyo/CVE-2015-2546-Exploit'
  checkedAt: '2026-09-21T15:23:33.555Z'
exploitAvailable: true
---

## Overview

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.

## Affected

- `windows_10_1507`
- `windows_7`
- `windows_8`
- `windows_8.1`
- `windows_rt`
- `windows_rt_8.1`
- `windows_server_2008`
- `windows_server_2008 = r2`
- `windows_server_2012`
- `windows_server_2012 = r2`
- `windows_vista`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.