Live › vulnerability › CVE-2026-86946
Go to dashboardA use-after-free flaw in macOS lets a local app cause unexpected system termination or corrupt kernel memory. Apple fixed it in macOS Golden Gate 27.2, Sequoia 15.8.2 and Tahoe 26.7.2.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-26 21:55 UTC. All times on this page are UTC.
Any Mac running a macOS release older than the fixed versions can be affected, since the flaw is in the kernel path an installed app can reach. The sources do not say which configuration or feature is required to trigger it, and they do not describe a remote path. Machines already on the fixed releases can skip it.
No product ranges from the sources yet.
sw_vers -productVersion and compare against the fixed releases: 27.2, 15.8.2, 26.7.227.2 (Golden Gate), 15.8.2 (Sequoia) or 26.7.2 (Tahoe) or later via System Settings > General > Software UpdateEach row is the first time that source carried this signal. The analyst’s rows are its own findings.
A use-after-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 app may be able to cause unexpected system termination or corrupt kernel memory.
This page as .md · .json · in your agent: get_signal("CVE-2026-86946")
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.