CVE-2018-4326

HIGH

iPhone OS < 12.0 and macOS < 10.14 - Memory Corruption

Title source: llm

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

Core 3

Core References

Vendor Advisory x_refsource_misc

Vendor Advisory x_refsource_misc

Vendor Advisory x_refsource_misc

CVSS v3 7.8

EPSS 0.0091

EPSS Percentile 55.5%

Attack Vector LOCAL

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE

CWE-119

Status published

Products (2)

apple/iphone_os < 12.0

apple/mac_os_x < 10.14

Published Apr 03, 2019

Tracked Since Feb 18, 2026