CVE-2025-43370: 
Xcode 취약성 분석 및 완화

A path handling vulnerability (CVE-2025-43370) was discovered in Apple's Xcode 26 development environment. The vulnerability was identified by security researcher Nathaniel Oh (@calysteon) and disclosed on September 15, 2025. The issue affects systems running macOS Sequoia 15.6 and later versions (Apple Support).

The vulnerability stems from a path handling issue where processing an overly large path value may crash a process. The issue was addressed with improved validation in the latest update. The vulnerability affects the Dev Tools component of Xcode 26 (Apple Support).

When exploited, this vulnerability can cause a process crash in the affected system, potentially leading to denial of service conditions in Xcode 26 (Apple Support).

Apple has addressed this vulnerability in Xcode 26 through improved validation checks. Users are advised to update to the latest version of Xcode to receive the security fix (Apple Support).