CVE-2025-43237 — Out-of-bounds Write in Apple Macos

CWE-787 — Out-of-bounds Write4 documents4 sources
Severity
9.8CRITICALNVD
EPSS
0.1%
top 71.80%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Apple Macos
Timeline
PublishedJul 30

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.6. An app may be able to cause unexpected system termination.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5apple/macos< 15.6
▶NVDapple/macos< 15.6

🔴Vulnerability Details

2
GHSA
GHSA-ww98-5grx-6r2f: An out-of-bounds write issue was addressed with improved bounds checking↗2025-07-30
▶
CVEList
CVE-2025-43237: An out-of-bounds write issue was addressed with improved bounds checking↗2025-07-29
▶

📋Vendor Advisories

1
Apple
CVE-2025-43237: macOS Sequoia 15.6↗2025-07-29
▶
CVE-2025-43237 — Out-of-bounds Write in Apple Macos | cvebase