What’s Vulnerable › Vulnerabilities

CVE-2025-24257

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-03-31 · updated 2026-06-17
• Weakness: CWE-787

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.

Affected products

• Apple iPadOS: before 18.4 — fixed in 18.4
• Apple Iphone Os: before 18.4 — fixed in 18.4
• Apple macOS: from 15.0 before 15.4 — fixed in 15.4
• Apple visionOS: before 2.4 — fixed in 2.4

How to fix

Upgrade to a fixed version: Apple iPadOS 18.4; Apple Iphone Os 18.4; Apple macOS 15.4; Apple visionOS 2.4. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/122371
• https://support.apple.com/en-us/122373
• https://support.apple.com/en-us/122376
• https://support.apple.com/en-us/122378
• http://seclists.org/fulldisclosure/2025/Apr/12
• http://seclists.org/fulldisclosure/2025/Apr/13
• http://seclists.org/fulldisclosure/2025/Apr/4
• http://seclists.org/fulldisclosure/2025/Apr/8

Get alerted when CVE-2025-24257 or the next vulnerability affects your stack