CVE-2025-43373 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Apple Macos

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-787 — Out-of-bounds Write6 documents4 sources

Severity

7.5HIGHNVD

EPSS

0.0%

top 88.67%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Apple Macos

Timeline

PublishedNov 4

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1. An app may be able to cause unexpected system termination or corrupt kernel memory.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶CVEListV5apple/macos< 14.8.2+2

▶NVDapple/macos14.0 — 14.8.2+1

🔴Vulnerability Details

CVEList

CVE-2025-43373: The issue was addressed with improved memory handling↗2025-11-04

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GHSA

GHSA-rjqj-9gr4-2cgw: The issue was addressed with improved memory handling↗2025-11-04

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📋Vendor Advisories

Apple

CVE-2025-43373: macOS Sequoia 15.7.2↗2025-11-03

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Apple

CVE-2025-43373: macOS Tahoe 26.1↗2025-11-03

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Apple

CVE-2025-43373: macOS Sonoma 14.8.2↗2025-11-03

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