What’s Vulnerable › Vulnerabilities

CVE-2025-43205

• Severity: medium (CVSS 4.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-11-12 · updated 2026-10-18
• Weakness: CWE-125

Description

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.4 and iPadOS 18.4, iPadOS 17.7.6, macOS Sequoia 15.4, macOS Sonoma 14.7.5, macOS Ventura 13.7.5, tvOS 18.4, visionOS 2.4, watchOS 11.4. An app may be able to bypass ASLR.

Affected products

• Apple iPadOS: before 18.4 — fixed in 18.4
• Apple Iphone Os: before 18.4 — fixed in 18.4
• Apple tvOS: before 18.4 — fixed in 18.4
• Apple visionOS: before 2.4 — fixed in 2.4
• Apple watchOS: before 11.4 — fixed in 11.4

How to fix

Upgrade to a fixed version: Apple iPadOS 18.4; Apple Iphone Os 18.4; Apple tvOS 18.4; Apple visionOS 2.4; Apple watchOS 11.4. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/122371
• https://support.apple.com/en-us/122372
• https://support.apple.com/en-us/122373
• https://support.apple.com/en-us/122374
• https://support.apple.com/en-us/122375
• https://support.apple.com/en-us/122376
• https://support.apple.com/en-us/122377
• https://support.apple.com/en-us/122378

Get alerted when CVE-2025-43205 or the next vulnerability affects your stack