CVE-2024-23296
Apple iOS, iPadOS, macOS, tvOS, and watchOS RTKit contain a memory corruption vulnerability that allows an attacker with arbitrary kernel read and write capability to bypass kernel memory protections.
A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 16.7.8 and iPadOS 16.7.8, iOS 17.4 and iPadOS 17.4, macOS Monterey 12.7.6, macOS Sonoma 14.4, macOS Ventura 13.6.7, tvOS 17.4, visionOS 1.1, watchOS 10.4. An attacker with arbitrary kernel read and write capability may be able to bypass kernel memory protections. Apple is aware of a report that this issue may have been exploited.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H- support.apple.com/en-us/120881Release NotesVendor Advisory
- support.apple.com/en-us/120882Release NotesVendor Advisory
- support.apple.com/en-us/120883Release NotesVendor Advisory
- support.apple.com/en-us/120893Release NotesVendor Advisory
- support.apple.com/en-us/120895Release NotesVendor Advisory
- support.apple.com/en-us/120898Release NotesVendor Advisory
- support.apple.com/en-us/120900Release NotesVendor Advisory
- support.apple.com/en-us/120910Release NotesVendor Advisory
- seclists.org/fulldisclosure/2024/Jul/20Mailing ListThird Party Advisory
- seclists.org/fulldisclosure/2024/Mar/18Mailing ListThird Party Advisory
- seclists.org/fulldisclosure/2024/Mar/21Mailing ListThird Party Advisory
- seclists.org/fulldisclosure/2024/Mar/24Mailing ListThird Party Advisory
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 944 days
- CVSS
- 7.8 HIGH
- EPSS (30-day exploit probability)
- 1.4% · top 27% of all CVEs
- Weakness
- CWE-787
- 1.Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.