{"id":"CVE-2025-43377","title":"An out-of-bounds read was addressed with improved bounds checking","summary":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, macOS Sequoia 15.7.2, macOS Tahoe 26.1. An app may be able to cause a denial-of-service.","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-125"],"vendor":"apple","product":"macos","affected":["macos < 15.7.2"],"patched":["macos 15.7.2"],"published":"2025-11-04","updated":"2026-09-26","sourceUpdated":"2026-09-26T00:10:00.127","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-43377","references":[{"url":"https://support.apple.com/en-us/125633","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/125634","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/125635","label":"product-security@apple.com"}],"tags":["nvd"],"epss":0.00176,"epssPercentile":0.06381,"ingestedAt":"2026-09-26T00:22:39.967Z","slug":"CVE-2025-43377","body":"## Overview\n\nAn out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, macOS Sequoia 15.7.2, macOS Tahoe 26.1. An app may be able to cause a denial-of-service.\n\n## Affected\n\n- `macos < 15.7.2`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `macos 15.7.2`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}