{"id":"CVE-2026-64705","title":"A buffer overflow was addressed with improved bounds checking","summary":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.6. An app may be able to cause unexpected system termination or wri…","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-120"],"vendor":"apple","product":"macos","affected":["macos >= 14.0, < 14.8.7","macos >= 15.0, < 15.7.7"],"patched":["macos 15.7.7"],"published":"2026-08-25","updated":"2026-09-14","sourceUpdated":"2026-09-14T21:17:13.680","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-64705","references":[{"url":"https://support.apple.com/en-us/127116","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/127117","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/128066","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/128067","label":"product-security@apple.com"}],"tags":["nvd","exploit-available","cve.org"],"epss":0.00128,"epssPercentile":0.02783,"exploits":{"github":1,"githubRepos":["https://github.com/eddinos2/CVE-2026-64705"],"checkedAt":"2026-09-21T15:30:07.781Z"},"exploitAvailable":true,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-08-26T00:21:59.165867Z"},"ingestedAt":"2026-09-14T21:15:17.518Z","slug":"CVE-2026-64705","body":"## Overview\n\nA buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.6. An app may be able to cause unexpected system termination or write kernel memory.\n\n## Affected\n\n- `macos >= 14.0, < 14.8.7`\n- `macos >= 15.0, < 15.7.7`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `macos 15.7.7`","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":12,"ransomware":0},"changes":[]}