CVE-2021-30770

MEDIUM

iPhone OS < 14.7 - Kernel Memory Mitigation Bypass

Title source: llm
STIX 2.1

Description

A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.

References (3)

Core 3
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212601
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212605
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212604

Scores

CVSS v3 5.5
EPSS 0.0037
EPSS Percentile 28.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-287
Status published
Products (3)
apple/iphone_os < 14.7
apple/tvos < 14.7
apple/watchos < 7.6
Published Sep 08, 2021
Tracked Since Feb 18, 2026