The researcher found that he could gain unauthorized camera access via a shared iCloud document that could also “hack every website you’ve ever visited.”
https://threatpost.com/apple-bug-bounty-mac-webcam-hack/178114/
Linux Bug in All Major Distros: ‘An Attacker’s Dream Come True’
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The 12-year-old flaw in the sudo-like polkit’s pkexec tool, found in all major Linux distributions, is likely to be exploited in the wild within days.
https://threatpost.com/linux-bug-in-all-major-distros-an-attackers-dream-come-true/177996/