CVE-2015-6103

Microsoft Windows - Remote Code Execution via Crafted Embedded Font

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2015-6103. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit demonstrates a pool corruption vulnerability in the Windows kernel (win32k.sys) triggered by a malformed TTF font file. The issue occurs during font processing, leading to a PAGE_FAULT_IN_NONPAGED_AREA crash, and is reproducible on Windows 7 (32/64-bit).

Description

The Adobe Type Manager Library 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 remote attackers to execute arbitrary code via a crafted embedded font, aka "Windows Graphics Memory Remote Code Execution Vulnerability," a different vulnerability than CVE-2015-6104.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · textdoswindows
https://www.exploit-db.com/exploits/38714

This exploit demonstrates a pool corruption vulnerability in the Windows kernel (win32k.sys) triggered by a malformed TTF font file. The issue occurs during font processing, leading to a PAGE_FAULT_IN_NONPAGED_AREA crash, and is reproducible on Windows 7 (32/64-bit).

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Windows 7 (win32k.sys)
No auth needed
Prerequisites: A malformed TTF font file · A program to render the font's glyphs
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Patch, Vendor Advisory vendor-advisory x_refsource_ms
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-115
Exploit, Mailing List, Third Party Advisory x_refsource_misc
https://code.google.com/p/google-security-research/issues/detail?id=506
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1034114
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/38714/

Scores

EPSS 0.3529
EPSS Percentile 98.2%

Details

CWE
CWE-20
Status published
Products (12)
microsoft/windows_10
microsoft/windows_10 1511
microsoft/windows_7
microsoft/windows_8
microsoft/windows_8.1
microsoft/windows_rt
microsoft/windows_rt_8.1
microsoft/windows_server_2008
microsoft/windows_server_2008 r2 sp1 (2 CPE variants)
microsoft/windows_server_2012
... and 2 more
Published Nov 11, 2015
Tracked Since Feb 18, 2026