CVE-2024-23222
HighExploitedPublic exploitA type confusion issue was addressed with improved checks.
Published Jan 23, 2024 · Updated Sep 9, 2026 · Also known as DEBIAN-CVE-2024-23222, SUSE-SU-2024:0301-1, UBUNTU-CVE-2024-23222
Key Facts
Patch immediately- CVE-2024-23222 is a high-severity vulnerability (CVSS 8.8 v3.1) affecting Safari (Apple), Ipados (Apple), Iphone OS (Apple) and 22 more products.
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jan 22, 2024. Public exploit code is available.
- EPSS estimates a 11% probability of exploitation in the next 30 days.
- Fixed versions are available, including Ipados 15.8.7, Iphone OS 15.8.7, macOS 12.7.3.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
8.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
11%
Higher than 95.7% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2024-23222 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
A type confusion issue was addressed with improved checks. This issue is fixed in Safari 17.3, iOS 15.8.7 and iPadOS 15.8.7, iOS 16.7.5 and iPadOS 16.7.5, iOS 17.3 and iPadOS 17.3, macOS Monterey 12.7.3, macOS Sonoma 14.3, macOS Ventura 13.6.4, tvOS 17.3, visionOS 1.0.2. Processing maliciously crafted web content may lead to arbitrary code execution. This fix associated with the Coruna exploit was shipped in iOS 17.3 on January 22, 2024. This update brings that fix to devices that cannot update to the latest iOS version.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Jan 23, 2024 | Feb 13, 2024 | Not reported |
| Industry KEV feed | Jan 22, 2024 | Feb 13, 2024 | Not reported |
| CIRCL KEV | Jan 23, 2024 | Feb 13, 2024 | Not reported |
| ENISA EUVD | Jan 23, 2024 | n/a | Not reported |
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected Products
375 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| SafariApple | See advisory | 17.3 |
| IpadosApple | See advisory | 15.8.7 |
| Iphone OSApple | See advisory | 15.8.7 |
| macOSApple | See advisory | 12.7.3 |
| tvOSApple | See advisory | 17.3 |
Patched Releases
Ipados
15.8.7
Iphone OS
15.8.7
macOS
12.7.3, 13.6.4, 14.3
Safari
17.3
tvOS
17.3
visionOS
1.0.2
iOS and iPadOS
15.8.7, 16.7.5, 17.3
libjavascriptcoregtk-4_0-18
2.42.4-150200.100.1, 2.42.5-150200.104.1, 2.42.5-150400.4.75.1, 2.42.5-2.168.2, 2.46.0-150200.121.1, 2.46.0-150400.4.91.1, 2.46.0-150600.12.12.1
libjavascriptcoregtk-4_0-18-32bit
2.42.5-150400.4.75.1, 2.42.5-2.168.2, 2.46.0-150600.12.12.1
libjavascriptcoregtk-4_1-0
2.42.5-150400.4.75.1, 2.46.0-150400.4.91.1, 2.46.0-150600.12.12.1
libjavascriptcoregtk-4_1-0-32bit
2.42.5-150400.4.75.1, 2.46.0-150600.12.12.1
libjavascriptcoregtk-6_0-1
2.42.5-150400.4.75.1, 2.46.0-150400.4.91.1, 2.46.0-150600.12.12.1
libwebkit2gtk-4_0-37
2.42.4-150200.100.1, 2.42.5-150200.104.1, 2.42.5-150400.4.75.1, 2.42.5-2.168.2, 2.46.0-150200.121.1, 2.46.0-150400.4.91.1, 2.46.0-150600.12.12.1
libwebkit2gtk-4_0-37-32bit
2.42.5-150400.4.75.1, 2.46.0-150600.12.12.1
libwebkit2gtk-4_1-0
2.42.5-150400.4.75.1, 2.46.0-150400.4.91.1, 2.46.0-150600.12.12.1
libwebkit2gtk-4_1-0-32bit
2.42.5-150400.4.75.1, 2.46.0-150600.12.12.1
libwebkit2gtk3-lang
2.42.4-150200.100.1, 2.42.5-150200.104.1, 2.42.5-2.168.2, 2.46.0-150200.121.1
libwebkitgtk-6_0-4
2.42.5-150400.4.75.1, 2.46.0-150400.4.91.1, 2.46.0-150600.12.12.1
typelib-1_0-JavaScriptCore-4_0
2.42.4-150200.100.1, 2.42.5-150200.104.1, 2.42.5-150400.4.75.1, 2.42.5-2.168.2, 2.46.0-150200.121.1, 2.46.0-150400.4.91.1, 2.46.0-150600.12.12.1
typelib-1_0-JavaScriptCore-4_1
2.42.5-150400.4.75.1, 2.46.0-150400.4.91.1, 2.46.0-150600.12.12.1
typelib-1_0-JavaScriptCore-6_0
2.42.5-150400.4.75.1, 2.46.0-150600.12.12.1
typelib-1_0-WebKit-6_0
2.42.5-150400.4.75.1, 2.46.0-150600.12.12.1
typelib-1_0-WebKit2-4_0
2.42.4-150200.100.1, 2.42.5-150200.104.1, 2.42.5-150400.4.75.1, 2.42.5-2.168.2, 2.46.0-150200.121.1, 2.46.0-150400.4.91.1, 2.46.0-150600.12.12.1
typelib-1_0-WebKit2-4_1
2.42.5-150400.4.75.1, 2.46.0-150400.4.91.1, 2.46.0-150600.12.12.1
typelib-1_0-WebKit2WebExtension-4_0
2.42.4-150200.100.1, 2.42.5-150200.104.1, 2.42.5-150400.4.75.1, 2.42.5-2.168.2, 2.46.0-150200.121.1, 2.46.0-150400.4.91.1, 2.46.0-150600.12.12.1
Timeline
Added to Industry KEV feed
Jan 22, 2024
Publicly disclosed
Jan 23, 2024
Added to CISA KEV
Jan 23, 2024
Added to CIRCL KEV
Jan 23, 2024
Added to ENISA EUVD
Jan 23, 2024
Last updated
Sep 9, 2026
Weakness Type
- CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')
References
- advisoryRHSA-2023:4201
- advisoryRHSA-2023:4202
- advisoryRHSA-2024:8496
- advisoryRHSA-2024:9638
- advisoryRHSA-2024:9653
FAQ
Common Questions.
A type confusion issue was addressed with improved checks.
Affected: Safari (Apple); Ipados (Apple); Iphone OS (Apple), among others. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jan 22, 2024.
Yes. It was added on Jan 23, 2024 with a federal remediation due date of Feb 13, 2024.
Public exploit code is available.
Fixed versions are available, including Ipados 15.8.7, Iphone OS 15.8.7, macOS 12.7.3.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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