CVE-2008-0990: Apple Mac OS X
Medium severity, CVSS 4.4. EPSS: 0.3% chance of exploitation in the next 30 days.
notifyd in Apple Mac OS X 10.4.11 does not verify that Mach port death notifications have originated from the kernel, which allows local users to cause a denial of service via spoofed death notifications that prevent other applications from receiving notifications.
Affected products
Published 2008-03-18. Last modified 2026-06-16.