VULNERABILITY INTELLIGENCE

CVE-2015-6126

CVSS score7.2 HIGH

EPSS probability1.56%

CISA KEVNot currently listed

Published2015-12-09

Last modified2026-06-17

CVSS vectorAV:L/AC:L/Au:N/C:C/I:C/A:C

Description

Race condition in the Pragmatic General Multicast (PGM) protocol implementation 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 Gold and 1511 allows local users to gain privileges or cause a denial of service (use-after-free) via a crafted application, aka "Windows PGM UAF Elevation of Privilege Vulnerability."

Weakness classification

CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-416: Use After Free

Primary references

secure@microsoft.com — Third Party Advisory, VDB Entry
secure@microsoft.com — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory