High severity8.4NVD Advisory· Published Sep 14, 2026· Updated Sep 16, 2026
CVE-2026-84581
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.
Affected products
2cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: >=15.0,<15.8
- (no CPE)range: Golden Gate 27, Sequoia 15.8, Tahoe 26.7
Patches
Vulnerability mechanics
References
3- support.apple.com/en-us/149035nvdRelease NotesVendor Advisory
- support.apple.com/en-us/149042nvdRelease NotesVendor Advisory
- support.apple.com/en-us/149043nvdRelease NotesVendor Advisory
News mentions
2- macOS Tahoe: 25 Vulnerabilities Patched in Same-Day Apple Security UpdateVypr Intelligence · Sep 14, 2026
- Apple Updates Everything, (Mon, Sep 14th)SANS Internet Storm Center · Sep 14, 2026