AppleCVE-2026-86958

The issue was addressed with improved memory handling

CVE-2026-86958 · Published Oct 26, 2026 · updated Oct 27, 2026

Unrated

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

The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker with memory write capability may be able to bypass pointer authentication codes and run arbitrary code.

Affected versions

Package	Affected	Fixed in
macOS Product	< 15.8.2	15.8.2
	< 26.7.2	26.7.2
	< 27	27

Details and references

Severity from: no source yet

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