CVE-2018-4189

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

In iOS before 11.2.5, macOS High Sierra before 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan, watchOS before 4.2.2, and tvOS before 11.2.5, a memory corruption issue exists and was addressed with improved memory handling.

Metrics

CVSS 3.0 9.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jan 11, 2019
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2018

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CVE-2018-4189: Critical severity, CVSS 9.8 | Vulnix