CVE-2018-4448

MEDIUM

iPhone OS < 12.1.1, macOS X 10.12.6-10.14.3, tvOS < 12.1.1, watchOS < 5.1.2 - Unauthorized Kernel Memory Read

Title source: llm
STIX 2.1

Description

A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra, iOS 12.1.1, watchOS 5.1.2, macOS Mojave 10.14.2, Security Update 2018-003 High Sierra, Security Update 2018-006 Sierra, tvOS 12.1.1. A local user may be able to read kernel memory.

References (5)

Core 5
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT209340
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT209342
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT209600
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT209341
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT209343

Scores

CVSS v3 5.5
EPSS 0.0029
EPSS Percentile 21.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

Status published
Products (4)
apple/iphone_os < 12.1.1
apple/mac_os_x 10.12.6 - 10.14.4
apple/tvos < 12.1.1
apple/watchos < 5.1.2
Published Oct 27, 2020
Tracked Since Feb 18, 2026