Executive brief
Apple WebKit contains a use-after-free vulnerability when processing maliciously crafted web content. Successful exploitation allows for arbitrary code execution on affected iOS, iPadOS, and macOS systems.
Affected products
- Apple WebKit
- Apple Safari < 15.3
- Apple iOS < 15.3.1
- Apple iPadOS < 15.3.1
- Apple macOS Monterey 12.0.0 - < 12.2.1
Timeline
- 2022-02-11: disclosed: Initial publication date
- 2022-02-11: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
- 2022-02-11: patched: Fixed in macOS Monterey 12.2.1, iOS 15.3.1, iPadOS 15.3.1, and Safari 15.3
- 2022-02-11: exploited: Apple reported awareness of active exploitation in the wild