← WebKit Silent-Fix Report — 2026-W25

df1c872b25  SecureCoding::applyProcessCreationParameters dereferences a null unique_ptr

severity low class LogicError confidence 0.60 WebKit Shared Cocoa IPC
Charlie Wolfe Fri Jun 19 13:42:23 2026 -0700 full: df1c872b25dd48cdfab23126f83b62eaf369030d bug report ↗ view on GitHub ↗
Primitive: write through a null unique_ptr in process-creation parameter handling
Triage note: Fixes dereference/assignment through a null unique_ptr in IPC creation-parameter handling, a null-deref memory-safety bug.

Security-relevant, below the exploitable-grade bar for a full root-cause writeup. The triage verdict is above; the side-by-side patch is below.

Before / after

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