Zero to Calc in Six Days: Inside XBOW's Chrome Full Chain

Automated excerpt

It allocated writable memory, copied the Crashpad payload, changed the mapping to executable, and called it. Stage 3: The Renderer Refuses to Chill OutChrome’s Crashpad handler runs outside the renderer sandbox. The overwrite ended immediately before memory_snapshot_ at offset 0xa8. Crashpad later entered the writer’s WriteObject() through its first vtable. WriteObject() called Read() through the preserved snapshot pointer, which read a controlled 0xd0-byte range from the renderer.

Selected automatically from source text; not independently written or fact-checked. Read the original for full context.