{"id":"CVE-2026-84581","aliases":["EUVD-2026-77950","GHSA-6c6p-rfgp-2xq5"],"status":"published","title":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS...","description":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.","severity":{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00199,"percentile":0.09843,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2026-09-14T20:51:14Z","modified":"2026-10-26T20:42:49Z","products":[{"vendor":"apple","product":"macos"}],"references":[{"url":"https://support.apple.com/en-us/149035","tags":["Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/149042","tags":["Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/149043","tags":["Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84581"},{"url":"https://github.com/advisories/GHSA-6c6p-rfgp-2xq5"}],"sources":{"cve":[{"id":"CVE-2026-84581","description":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.","status":"published","published":"2026-09-14T20:51:14.906Z","modified":"2026-10-26T20:42:49.258Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:20:08.391556Z"}],"euvd":[{"id":"EUVD-2026-77950","description":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.","status":"published","published":"2026-09-14T20:51:14Z","modified":"2026-10-26T20:42:49Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T16:59:26.025288Z"}],"ghsa":[{"id":"GHSA-6c6p-rfgp-2xq5","title":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS...","description":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.","status":"published","published":"2026-09-14T21:31:54Z","modified":"2026-09-15T21:32:09Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:11:56.361668Z"}],"nvd":[{"id":"CVE-2026-84581","description":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.","status":"published","published":"2026-09-14T21:17:34.27Z","modified":"2026-09-16T18:04:11.39Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:12:47.335523Z"}]}}