High severity8.8NVD Advisory· Published Apr 3, 2019· Updated Jun 17, 2026

CVE-2018-4407

Description

A memory corruption issue was addressed with improved validation. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Apple Inc./tvOSllm-fuzzy
Range: <12
Apple Inc./macOSllm-fuzzy2 versions
<10.14+ 1 more
- (no CPE)range: <10.14
- (no CPE)range: Versions prior to: iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5
Apple Inc./watchOSllm-fuzzy
Range: <5
Apple Inc./iOSllm-fuzzy
Range: <12

Patches

Vulnerability mechanics

References

support.apple.com/kb/HT209106nvdVendor Advisory
support.apple.com/kb/HT209107nvdVendor Advisory
support.apple.com/kb/HT209108nvdVendor Advisory
support.apple.com/kb/HT209139nvdVendor Advisory
support.apple.com/kb/HT209193nvdVendor Advisory
packetstormsecurity.com/files/172832/iOS-11.4.1-macOS-10.13.6-icmp_error-Heap-Buffer-Overflow.htmlnvd

News mentions

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cvss	0.572
epss	0.018
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000