CVE-2025-43402 — Out-of-bounds Write in Apple Macos

CWE-787 — Out-of-bounds Write7 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 97.07%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Apple Macos
Timeline
PublishedDec 12
Latest updateFeb 11

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.1. An app may be able to cause unexpected system termination or corrupt process memory.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5apple/macos< 14.8.4+2
▶NVDapple/macos< 26.1

🔴Vulnerability Details

2
GHSA
GHSA-7pjr-w6wm-m432: The issue was addressed with improved memory handling↗2025-12-12
▶
CVEList
CVE-2025-43402: The issue was addressed with improved memory handling↗2025-12-12
▶

📋Vendor Advisories

3
Apple
CVE-2025-43402: macOS Sonoma 14.8.4↗2026-02-11
▶
Apple
CVE-2025-43402: macOS Sequoia 15.7.4↗2026-02-11
▶
Apple
CVE-2025-43402: macOS Tahoe 26.1↗2025-11-03
▶

🕵️Threat Intelligence

1
Wiz
CVE-2025-43402 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶
CVE-2025-43402 — Out-of-bounds Write in Apple Macos | cvebase