VulnSocial

CVE-2015-2546Patch(microsoft / windows_10_1507)

LOWCVSS 8.2 · HIGHCISA KEV

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch microsoft windows_10_1507 systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

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.

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1.0/ 10 priority

Sources & remediation

Listed in the CISA Known Exploited Vulnerabilities catalog. Federal remediation due date: 2022-04-05. Apply updates per vendor instructions.

Patch / fix
Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-119

Priority

LOW

Exploitation

ACTIVE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • windows_10_1507
  • windows_7
  • windows_8
  • windows_8.1

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • 1 total mentions across 1 day

Affected systems

Vendors
microsoft
Products
windows_10_1507windows_7windows_8windows_8.1windows_rtwindows_rt_8.1windows_server_2008windows_server_2012windows_vista

2 versions affected across 9 products

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-05-01: 1Patch / Workaround · 2026-05-01: 1Technical Details · 2026-05-01: 105-01
Signal classification1 categories
Patch
1100.0%
Full discourse1 post
  • DFIR Lab@DFIR_Lab
    Patch

    🚨 HIGH: CVE-2015-2546 (CVSS 8.2) - Win32k kernel-mode driver memory corruption allows local privilege escalation across Windows Vista-10. Legacy vuln affecting multiple Windows versions. Patch immediately if not already applied. #CVE #PatchNow #ThreatIntel https://t.co/ajPf4WiVSc

    Post summary

    The tweet announces a known high‑severity Windows kernel vulnerability and urges prompt patching, without providing PoC code or evidence of active exploitation.

    0000024
    11 followersView on X
CPE platform detail12 entries

12 of 12 entries

PartVendorProductVersionTarget SWTarget HW
OSmicrosoftwindows_10_1507---
OSmicrosoftwindows_7---
OSmicrosoftwindows_8---
OSmicrosoftwindows_8.1---
OSmicrosoftwindows_rt---
OSmicrosoftwindows_rt_8.1---
OSmicrosoftwindows_server_2008---
OSmicrosoftwindows_server_2008r2-itanium
OSmicrosoftwindows_server_2008r2-x64
OSmicrosoftwindows_server_2012---
OSmicrosoftwindows_server_2012r2--
OSmicrosoftwindows_vista---

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