Late last month, researchers at Columbia University claimed to have discovered a vulnerability in some HP LaserJet printers that, if exploited, could let attackers set printers on fire from afar. HP bristled at the suggestion and went as far as calling it “ sensational and inaccurate reporting. ” Despite ruling out any remote combustion potential in any of its printers, the company did acknowledge the security vulnerability and offered to issue a remedial firmware update at the earliest. That firmware update is now available. Hit the jump for more.