CVE-2020-9853

HIGH

macOS < 10.15.4 - Kernel Memory Layout Exposure via Improper Input Validation

Title source: llm
STIX 2.1

Description

A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Catalina 10.15.4. A malicious application may be able to determine kernel memory layout.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/kb/HT211100

Scores

CVSS v3 7.8
EPSS 0.0078
EPSS Percentile 51.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-20 CWE-787
Status published
Products (1)
apple/mac_os_x < 10.15.4
Published Oct 22, 2020
Tracked Since Feb 18, 2026