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June 14, 2022, 4 p.m. | noreply@blogger.com (Google Project Zero)

Project Zero googleprojectzero.blogspot.com

Posted by Maddie Stone, Google Project Zero

Whenever there’s a new in-the-wild 0-day disclosed, I’m very interested in understanding the root cause of the bug. This allows us to then understand if it was fully fixed, look for variants, and brainstorm new mitigations. This blog is the story of a “zombie” Safari 0-day and how it came back from the dead to be disclosed as exploited in-the-wild in 2022. CVE-2022-22620 was initially fixed in 2013, reintroduced in 2016, and then …

zombie

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