Apple Mac OS X up to 10.11.4 IOAcceleratorFamily null pointer dereference

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7.0$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Apple Mac OS X up to 10.11.4. This vulnerability affects unknown code of the component IOAcceleratorFamily. Performing a manipulation results in null pointer dereference. This vulnerability was named CVE-2016-1814. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Apple Mac OS X up to 10.11.4 (Operating System). This affects some unknown functionality of the component IOAcceleratorFamily. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

IOAcceleratorFamily in Apple iOS before 9.3.2, OS X before 10.11.5, and tvOS before 9.2.1 allows attackers to cause a denial of service (NULL pointer dereference) via a crafted app.

The weakness was presented 05/16/2016 by Juwei Lin (lokihardt) with TrendMicro as HT206567 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2016-1814 since 01/13/2016. An attack has to be approached locally. A authentication is required for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The advisory points out:

A null pointer dereference was addressed through improved locking.

The vulnerability scanner Nessus provides a plugin with the ID 91311 (Apple TV < 9.2.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 122912 (Apple Mac OS X v10.11.5 and Security Update 2016-003 Not Installed (APPLE-SA-2016-05-16-4)).

Upgrading to version 10.11.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (91311) and SecurityFocus (BID 90696†). See VDB-87425, VDB-87434, VDB-87435 and VDB-87436 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.0

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 91311
Nessus Name: Apple TV < 9.2.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 November-2016
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Mac OS X 10.11.5

Timelineinfo

01/13/2016 🔍
05/16/2016 +124 days 🔍
05/16/2016 +0 days 🔍
05/16/2016 +0 days 🔍
05/18/2016 +2 days 🔍
05/20/2016 +1 days 🔍
05/24/2016 +4 days 🔍
11/05/2024 +3087 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT206567
Researcher: Juwei Lin (lokihardt)
Organization: TrendMicro
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-1814 (🔍)
GCVE (CVE): GCVE-0-2016-1814
GCVE (VulDB): GCVE-100-87453
SecurityFocus: 90696 - Apple Mac OS X APPLE-SA-2016-05-16-4 Multiple Security Vulnerabilities
SecurityTracker: 1035890

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 05/18/2016 11:52
Updated: 11/05/2024 02:37
Changes: 05/18/2016 11:52 (68), 12/01/2018 23:39 (15), 08/19/2022 18:52 (3), 11/05/2024 02:37 (16)
Complete: 🔍
Cache ID: 216:719:103

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