Apple macOS up to 13.0 Kernel memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Apple macOS. Affected by this vulnerability is an unknown functionality of the component Kernel. The manipulation leads to memory corruption. This vulnerability is referenced as CVE-2022-42845. The attack can only be performed from a local environment. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple macOS (Operating System). It has been rated as critical. This issue affects an unknown code of the component Kernel. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability.

The weakness was published 12/13/2022 by Adam Doupé as HT213532 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2022-42845. Neither technical details nor an exploit are publicly available. The advisory points out:

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

Upgrading to version 13.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

The issue was addressed with improved memory handling.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.7
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: macOS 13.1

Timelineinfo

10/11/2022 🔍
12/13/2022 +63 days 🔍
12/13/2022 +0 days 🔍
12/14/2022 +1 days 🔍
04/21/2025 +859 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213532
Researcher: Adam Doupé
Status: Confirmed

CVE: CVE-2022-42845 (🔍)
GCVE (CVE): GCVE-0-2022-42845
GCVE (VulDB): GCVE-100-215765
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 12/14/2022 11:41
Updated: 04/21/2025 17:48
Changes: 12/14/2022 11:41 (18), 12/14/2022 11:44 (28), 01/12/2023 09:12 (2), 04/21/2025 17:48 (28)
Complete: 🔍
Cache ID: 216::103

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