AI and data stack advisories

Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

AppleCVE-2026-84536

Apple macOS: integer overflow

Apple

CVE-2026-84536 · Published Sep 14, 2026 · updated Sep 16, 2026

Medium6.5
Fix: upgrade to 15.8 or later (3 fixed versions below)
Apple advisory

An integer underflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious SMB server may lead to unexpected system termination.

Affected versions

PackageAffectedFixed in
macOS
Product
< 15.815.8
< 26.726.7
< 2727
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Severity from
CISA (its enrichment of the CVE record)
Weakness
CWE-190

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