Apple mDNSResponder Denial-of-Service Vulnerability

A denial-of-service vulnerability has been identified in the mDNSResponder component of Apple operating systems, including iOS 18.7.9, iPadOS 18.7.9, macOS Sonoma 14.8.7, macOS Tahoe 26.5, and tvOS 26.5. This vulnerability allows an attacker on the local network to cause a denial-of-service condition by exploiting a null pointer dereference, leading to unexpected application termination.

Impact

Exploitation of this vulnerability can cause unexpected application termination, disrupting normal functionality.