The tragedy happened on Sunday evening in Saint-Maur, Val-de-Marne.
A woman, 37 years of age, parked her Porsche Cayenne when it was crushed accidentally her husband, 40-year-old.
The victim was transported to the hospital where she lies between life and death.
As for his wife, she was admitted to hospital in a state of shock before being placed in police custody. A screening for alcohol and drugs should be performed.
The track of the accident is privileged.