{"id":"CVE-2026-84543","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-84543","summary":"An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious…","details":"An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious SMB server may cause unexpected system termination or corrupt kernel memory.","published":"2026-09-14T21:17:30.620","modified":"2026-09-15T19:17:43.317","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://support.apple.com/en-us/149035"},{"type":"WEB","url":"https://support.apple.com/en-us/149042"},{"type":"WEB","url":"https://support.apple.com/en-us/149043"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-15T19:17:43.317"}}