{"id":"CVE-2026-84496","title":"An out-of-bounds write issue was addressed with improved bounds checking","summary":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt ker…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cvssSource":"adp","vendor":"Apple","product":"macOS","affected":["macOS < 26.7.2","macOS < 27.2"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-27T00:04:15.110570Z"},"published":"2026-10-26","updated":"2026-10-27","sourceUpdated":"2026-10-27T00:10:49.673Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-84496","references":[{"url":"https://support.apple.com/en-us/149521"},{"url":"https://support.apple.com/en-us/149522"}],"tags":["cve.org"],"epss":0.00462,"epssPercentile":0.39874,"ingestedAt":"2026-10-27T16:11:59.174Z","slug":"CVE-2026-84496","body":"## Overview\n\nAn out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.\n\n## Affected\n\n- `macOS < 26.7.2`\n- `macOS < 27.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}