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Saturday, April 19, 2025

ChatGPT falsely claimed a dad murdered his own kids, complaint says - Ars Technica

A Norwegian man said he was horrified to discover that ChatGPT outputs had falsely accused him of murdering his own children.

According to a complaint filed Thursday by European Union digital rights advocates Noyb, Arve Hjalmar Holmen decided to see what information ChatGPT might provide if a user searched his name. He was shocked when ChatGPT responded with outputs falsely claiming that he was sentenced to 21 years in prison as "a convicted criminal who murdered two of his children and attempted to murder his third son," a Noyb press release said.

ChatGPT's "made-up horror story" not only hallucinated events that never happened, but it also mixed "clearly identifiable personal data"—such as the actual number and gender of Holmen's children and the name of his hometown—with the "fake information," Noyb's press release said.

ChatGPT hallucinating a "fake murderer and imprisonment" while including "real elements" of the Norwegian man's "personal life" allegedly violated "data accuracy" requirements of the General Data Protection Regulation (GDPR), because Holmen allegedly could not easily correct the information, as the GDPR requires.

As Holmen saw it, his reputation remained on the line the longer the information was there, and—despite "tiny" disclaimers reminding ChatGPT users to verify outputs—there was no way to know how many people might have been exposed to the fake story and believed the information was accurate.

"Some think that ‘there is no smoke without fire,’"...



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