Apple tvOS up to 16.1.1 IOMobileFrameBuffer out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Apple tvOS up to 16.1.1. The impacted element is an unknown function of the component IOMobileFrameBuffer. Executing a manipulation can lead to out-of-bounds write. This vulnerability appears as CVE-2022-46690. The attack requires local access. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple tvOS up to 16.1.1 (Digital Media Player). It has been declared as critical. This vulnerability affects some unknown functionality of the component IOMobileFrameBuffer. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 12/13/2022 by John Aakerblom as HT213535 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2022-46690. There are neither technical details nor an exploit publicly available. The advisory points out:

An app may be able to execute arbitrary code with kernel privileges

Upgrading to version 16.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

An out-of-bounds write issue was addressed with improved input validation.

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Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: tvOS 16.2

Timelineinfo

12/07/2022 🔍
12/13/2022 +6 days 🔍
12/13/2022 +0 days 🔍
12/14/2022 +1 days 🔍
04/22/2025 +860 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213535
Researcher: John Aakerblom
Status: Confirmed

CVE: CVE-2022-46690 (🔍)
GCVE (CVE): GCVE-0-2022-46690
GCVE (VulDB): GCVE-100-215728

Entryinfo

Created: 12/14/2022 10:10
Updated: 04/22/2025 04:12
Changes: 12/14/2022 10:10 (11), 12/14/2022 10:11 (8), 12/14/2022 10:14 (27), 01/09/2023 22:15 (2), 01/09/2023 22:26 (10), 04/22/2025 04:12 (16)
Complete: 🔍
Cache ID: 216::103

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