CVE-2024-54522
An app may be able to corrupt coprocessor memory.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The issue was addressed with improved bounds checks. This issue is fixed in iOS 18.2 and iPadOS 18.2, macOS Sequoia 15.2, tvOS 18.2, watchOS 11.2. An app may be able to corrupt coprocessor memory.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.24% probability · 15th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- apple/ipados · apple/iphone os · apple/macos · apple/tvos · apple/watchos
- Source
- product-security@apple.com
EPSS 0.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://support.apple.com/en-us/121837Release Notes
- https://support.apple.com/en-us/121839Release Notes
- https://support.apple.com/en-us/121843Release Notes
- https://support.apple.com/en-us/121844Release Notes
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.