Apple Criticised for Not Patching OS X Yosemite Zero-Day VulnerabilityApple fixed a serious vulnerability in the beta of OS X El Capitan, but hasn't issued a patch for OS X Yosemite users.
Should you be concerned that a security researcher has now published proof-of-concept exploit code?
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Apple Criticised for Not Patching OS X Yosemite Zero-Day Vulnerability