Live › vulnerability › CVE-2026-65396
Go to dashboardA buffer overflow in macOS allowed by insufficient size validation can be triggered by an app. Per the description, it can cause unexpected system termination.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 21:57 UTC. All times on this page are UTC.
Machines running macOS releases prior to the fixed versions listed above. The sources do not say which configurations or app types are needed to trigger it beyond the app itself; unknown whether managed fleets need special setup.
No product ranges from the sources yet.
sw_vers and compare the ProductVersion against the fixed releases listed in Fix.27, macOS Sequoia to 15.8, or macOS Tahoe to 26.7 (or later) via Software Update.Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination.
This page as .md · .json · in your agent: get_signal("CVE-2026-65396")
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