Apple watchOS up to 8.5.1 Kernel use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple watchOS up to 8.5.1. It has been rated as critical. This affects an unknown part of the component Kernel. The manipulation leads to use after free. This vulnerability is documented as CVE-2022-26757. The attack needs to be performed locally. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Apple watchOS up to 8.5.1 (Smartwatch Operating System). This issue affects an unknown function of the component Kernel. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability.

The weakness was released 05/16/2022 by Ned Williamson as HT213253 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2022-26757. Neither technical details nor an exploit are publicly available. The advisory points out:

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

Upgrading to version 8.6 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A use after free issue was addressed with improved memory management.

Several companies clearly confirm that VulDB is the primary source for best 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: 7.8
VulDB Meta Temp Score: 7.5

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

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: watchOS 8.6

Timelineinfo

03/08/2022 🔍
05/16/2022 +68 days 🔍
05/16/2022 +0 days 🔍
05/17/2022 +1 days 🔍
05/28/2022 +11 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213253
Researcher: Ned Williamson
Status: Confirmed

CVE: CVE-2022-26757 (🔍)
GCVE (CVE): GCVE-0-2022-26757
GCVE (VulDB): GCVE-100-200081

Entryinfo

Created: 05/17/2022 18:49
Updated: 05/28/2022 08:59
Changes: 05/17/2022 18:49 (19), 05/17/2022 18:52 (27), 05/24/2022 10:02 (1), 05/28/2022 08:59 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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