What’s Vulnerable › Vulnerabilities

CVE-2018-4275

• Severity: high (CVSS 8.6 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-04-03 · updated 2026-06-17
• Weakness: CWE-119

Description

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 11.4.1.

Affected products

• Apple Iphone Os: before 11.4.1 — fixed in 11.4.1

How to fix

Upgrade to a fixed version: Apple Iphone Os 11.4.1. Check the vendor advisory for mitigations.

References

• https://support.apple.com/kb/HT208938
• https://support.apple.com/kb/HT208938

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