CVE-2025-43366 — Out-of-bounds Read in Apple Macos

CWE-125 — Out-of-bounds Read4 documents4 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 97.27%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Apple Macos
Timeline
PublishedSep 15
Latest updateSep 16

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Tahoe 26. An app may be able to disclose coprocessor memory.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages2 packages

▶CVEListV5apple/macos< 26
▶NVDapple/macos< 26.0

🔴Vulnerability Details

2
GHSA
GHSA-xmfq-qr38-8jw9: An out-of-bounds read was addressed with improved bounds checking↗2025-09-16
▶
CVEList
CVE-2025-43366: An out-of-bounds read was addressed with improved bounds checking↗2025-09-15
▶

📋Vendor Advisories

1
Apple
CVE-2025-43366: macOS Tahoe 26↗2025-09-15
▶
CVE-2025-43366 — Out-of-bounds Read in Apple Macos | cvebase