Sol 3163: Rear Hazard Avoidance Camera anomaly

Sol 3163: Rear Hazard Avoidance Camera (Rear Hazcam)

This image was taken by RHAZ_RIGHT_B onboard NASA's Mars rover Curiosity on Sol 3163 (2021-06-30T03:18:28.000Z)

Image Credit: NASA/JPL-Caltech

 Sol 3163: Rear Hazard Avoidance Camera (Rear Hazcam)

This image was taken by RHAZ_LEFT_B onboard NASA's Mars rover Curiosity on Sol 3163 (2021-06-30T03:18:28.000Z)

Image Credit: NASA/JPL-Caltech

Cosmic rays or something else?

https://mars.nasa.gov/raw_images/949725/?site=msl