SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2025-24257

An out-of-bounds write issue was addressed with improved input validation.

HIGH 7.1EPSS 0.26%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in iOS 18.4 and iPadOS 18.4, macOS Sequoia 15.4, visionOS 2.4, watchOS 11.4. An app may be able to cause unexpected system termination or write kernel memory.

CVSS 3.1
7.1 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
EPSS
0.26% probability · 18th percentile
CISA KEV
Not listed
Weakness
CWE-787
Affected
apple/ipados · apple/iphone os · apple/macos · apple/visionos
Source
product-security@apple.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.