8.8
High
Exploited
CVE-2022-42856 Apple iOS Type Confusion Vulnerability
Active exploitation observed
· CISA KEV catalogue
Required action
Apply updates per vendor instructions.
Ransomware campaigns
Not observed so far
Weakness
CWE-843
Description
A type confusion issue was addressed with improved state handling. This issue is fixed in Safari 16.2, tvOS 16.2, macOS Ventura 13.1, iOS 15.7.2 and iPadOS 15.7.2, iOS 16.1.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.1..
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| tvOS 16.2 | earliest → < 16.2 | 16.2 |
References
- support.apple.com support.apple.com
- support.apple.com support.apple.com
- support.apple.com support.apple.com
- support.apple.com support.apple.com
- support.apple.com support.apple.com
- 20221220 APPLE-SA-2022-12-13-2 iOS 15.7.2 and iPadOS 15.7.2 seclists.org
- 20221220 APPLE-SA-2022-12-13-4 macOS Ventura 13.1 seclists.org
- 20221220 APPLE-SA-2022-12-13-3 iOS 16.1.2 seclists.org
- 20221220 APPLE-SA-2022-12-13-7 tvOS 16.2 seclists.org
- 20221220 APPLE-SA-2022-12-13-9 Safari 16.2 seclists.org
- [oss-security] 20221226 WebKitGTK and WPE WebKit Security Advisory WSA-2022-0011 www.openwall.com
- security.gentoo.org security.gentoo.org
Timeline
- Published
- Added to the KEV catalogue
- Last modified
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