Apple tvOS up to 16.0 Kernel out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.1$0-$5k0.00

Summaryinfo

A vulnerability marked as very critical has been reported in Apple tvOS up to 16.0. This vulnerability affects unknown code of the component Kernel. This manipulation causes out-of-bounds write. This vulnerability appears as CVE-2022-42808. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple tvOS up to 16.0 (Digital Media Player). It has been declared as very critical. Affected by this vulnerability is an unknown code of the component Kernel. 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 10/24/2022 by Zweig as HT213492 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2022-42808. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/22/2025). The advisory points out:

A remote user may be able to cause kernel code execution

Upgrading to version 16.1 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 bounds checking.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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: 9.3
VulDB Meta Temp Score: 9.1

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

NVD Base Score: 9.8
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: No
Local: No
Remote: Yes

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 16.1

Timelineinfo

10/11/2022 🔍
10/24/2022 +13 days 🔍
10/24/2022 +0 days 🔍
10/25/2022 +1 days 🔍
04/22/2025 +910 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213492
Researcher: Zweig
Status: Confirmed

CVE: CVE-2022-42808 (🔍)
GCVE (CVE): GCVE-0-2022-42808
GCVE (VulDB): GCVE-100-212083

Entryinfo

Created: 10/25/2022 07:52
Updated: 04/22/2025 22:06
Changes: 10/25/2022 07:52 (4), 10/25/2022 07:53 (15), 10/25/2022 07:56 (27), 11/23/2022 08:05 (3), 11/23/2022 08:06 (11), 04/22/2025 22:06 (15)
Complete: 🔍
Cache ID: 216::103

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