Apple macOS GPU Drivers memory corruption

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

A vulnerability classified as critical was found in Apple macOS (Operating System) (affected version unknown). Affected by this vulnerability is an unknown functionality of the component GPU Drivers. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 07/20/2022 by John Aakerblom as HT213345 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2022-32821. Neither technical details nor an exploit are publicly available. The advisory points out:

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

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

A memory corruption issue was addressed with improved validation.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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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

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

06/09/2022 🔍
07/20/2022 +41 days 🔍
07/20/2022 +0 days 🔍
07/22/2022 +2 days 🔍
08/20/2022 +29 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213345
Researcher: John Aakerblom
Status: Confirmed

CVE: CVE-2022-32821 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 07/22/2022 11:28
Updated: 08/20/2022 09:07
Changes: 07/22/2022 11:28 (17), 07/22/2022 11:31 (29), 08/20/2022 09:07 (1)
Complete: 🔍

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