A vulnerability was found in Apple macOS (Operating System) (unknown version). It has been classified as critical. Affected is an unknown code block of the component Image Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.5.2, iOS 16.6.1 and iPadOS 16.6.1. Processing a maliciously crafted image may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

The weakness was presented 09/07/2023. The advisory is available at support.apple.com. This vulnerability is traded as CVE-2023-41064 since 08/22/2023. Successful exploitation requires user interaction by the victim. Technical details are unknown but an exploit is available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 04/29/2024). It is expected to see the exploit prices for this product increasing in the near future.

It is declared as highly functional. This issue was added on 09/11/2023 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 10/02/2023:

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Upgrading eliminates this vulnerability.

See VDB-239115, VDB-239116 and VDB-239117 for similar entries.

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• Operating System

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• Apple

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• macOS

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• commercial

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