AppleCVE-2026-112457

Apple macOS: double free

CVE-2026-112457 · Published Oct 26, 2026 · updated Oct 29, 2026

High7.1

Fix: upgrade to 15.8.2 or later (3 fixed versions below)

A double free issue was addressed with improved memory management. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker on the local network may be able to cause unexpected system termination or corrupt process memory.

Affected versions

Package	Affected	Fixed in
macOS Product	< 15.8.2	15.8.2
	< 26.7.2	26.7.2
	< 27.2	27.2

Details and references

CVSS 3.1: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Severity from: CISA (its enrichment of the CVE record)
Weakness: CWE-415

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