CVE-2015-7068

HIGH

Apple iOS <9.2, macOS <10.11.2, tvOS <9.1, watchOS <2.1 - Denial of Service via IOKit SCSI Userclient Type

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2015-7068. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit triggers a kernel NULL dereference in IOSCSIPeripheralDeviceType00 on OS X 10.11 by opening userclient type 12. It maps the NULL page as read-write to manipulate memory and cause a crash.

Description

IOKit SCSI in Apple iOS before 9.2, OS X before 10.11.2, tvOS before 9.1, and watchOS before 2.1 allows attackers to execute arbitrary code in a privileged context or cause a denial of service (NULL pointer dereference) via an app that provides an unspecified userclient type.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · cdososx
https://www.exploit-db.com/exploits/39376

This exploit triggers a kernel NULL dereference in IOSCSIPeripheralDeviceType00 on OS X 10.11 by opening userclient type 12. It maps the NULL page as read-write to manipulate memory and cause a crash.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: Apple macOS 10.11 (El Capitan)
No auth needed
Prerequisites: Access to a vulnerable macOS system · Ability to execute code with sufficient permissions
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (10)

Core 10
Core References
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT205635
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT205637
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1034344
Mailing List, Vendor Advisory vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2015/Dec/msg00002.html
Mailing List, Vendor Advisory vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/78719
Mailing List, Vendor Advisory vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2015/Dec/msg00000.html
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT205641
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT205640
Mailing List, Vendor Advisory vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2015/Dec/msg00001.html

Scores

CVSS v3 7.8
EPSS 0.0394
EPSS Percentile 88.6%
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-476
Status published
Products (4)
apple/iphone_os < 9.2
apple/mac_os_x < 10.11.2
apple/tvos < 9.1
apple/watchos < 2.1
Published Dec 11, 2015
Tracked Since Feb 18, 2026