Cyber Resilience

CVE-2023-41232

Memory Safety in Apple Macos 12.0.0 – 12.7

Published
27 September 2023
Modified
04 November 2025
Patch / advisory
CVSS Score v3.1 5.5
Click a component to see what it means
Raw vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS Score 0.0030 22th percentile
Risk Priority 35 floored blend · peak EPSS

Summary

CVE-2023-41232 is a medium-severity Out-of-bounds Read (CWE-125) vulnerability in Apple Macos. Its CVSS base score is 5.5 (Medium).

Operationally, ranked at the 22th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability Data

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.7, iOS 17 and iPadOS 17, macOS Ventura 13.6, iOS 16.7 and iPadOS 16.7. An app may be able to disclose kernel memory.

CWE(s)

Related Threats

CVEs Like This One

CVE-2023-37285Same product: Apple Ipados
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CVE-2024-54507Same product: Apple Ipados
CVE-2023-32391Same product: Apple Ipados
CVE-2024-44246Same product: Apple Ipados
CVE-2025-46306Same product: Apple Ipados
CVE-2023-32390Same product: Apple Ipados
CVE-2025-24097Same product: Apple Ipados

Affected Assets

apple
ipados
≤ 16.7
apple
iphone os
≤ 16.7
apple
macos
12.0.0 — 12.7 · 13.0 — 13.6

Mitigating Controls

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match
prevents

Secure-development practices such as bounds checking and memory-safe languages directly prevent out-of-bounds reads.

ID.RA-01 partial match
prevents

Vulnerability scanning and recording can discover instances of out-of-bounds reads after code is deployed.

PR.PS-02 partial match
prevents

Routine patching replaces vulnerable code containing out-of-bounds read flaws.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

detects

Security testing in development and acceptance includes fuzzing and static analysis that detect out-of-bounds read defects before release.

A.8.15 Logging partial match
detects

Logging can record evidence of an out-of-bounds read but does not prevent the weakness itself.

prevents

Secure development life cycle mandates input validation and bounds checking that directly prevent out-of-bounds reads.

prevents

Application security requirements include explicit bounds and memory-safety specifications that mitigate buffer over-reads.

prevents

Secure system architecture and engineering principles require memory-safe design patterns and runtime protections against out-of-bounds access.

prevents

Secure coding standards explicitly forbid unsafe pointer arithmetic and mandate bounds-checked reads, eliminating CWE-125.

References