CVE-2016-7644

HIGH

iPhone OS < 10.2 - Use-After-Free in Kernel

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2016-7644. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit targets a race condition in the `set_dp_control_port` MIG method in macOS/iOS kernels, allowing root-to-kernel privilege escalation. The PoC demonstrates a race condition leading to a use-after-free or reference count manipulation, enabling arbitrary kernel memory manipulation.

Description

An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the "Kernel" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (use-after-free) via a crafted app.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · textlocalmultiple
https://www.exploit-db.com/exploits/40931

This exploit targets a race condition in the `set_dp_control_port` MIG method in macOS/iOS kernels, allowing root-to-kernel privilege escalation. The PoC demonstrates a race condition leading to a use-after-free or reference count manipulation, enabling arbitrary kernel memory manipulation.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Complex
Reliability
Racy
Target: macOS 10.12 (16A323) and iOS 10.1.1 (14B100)
No auth needed
Prerequisites: Physical or remote access to a vulnerable macOS/iOS device · Xcode for building the exploit · iOS binaries for arm64 devices
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT207487
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/40931/
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT207422
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1037469
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/94904
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT207423

Scores

CVSS v3 7.8
EPSS 0.0678
EPSS Percentile 93.1%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (3)
apple/iphone_os < 10.1.1
apple/mac_os_x < 10.12.1
apple/watchos < 2.2.2
Published Feb 20, 2017
Tracked Since Feb 18, 2026