CVE-2020-27952

High

Description

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1. Processing a maliciously crafted font file may lead to arbitrary code execution.

SeverityHigh
CVSS7.8
Exploit probability—
ProductApple Macos
PublishedApr 2, 2021
First seenApr 2, 2021

How to fix

Update
  • apple macos11.1.0 or later
  • apple mac_os_x10.14.6, 10.15.7 or later

Affected products

ProductAffected versionsFixed in
apple macos11.0 ≤ v < 11.1.011.1.0
apple mac_os_x10.14 ≤ v < 10.14.6, 10.15 ≤ v < 10.15.7, 10.14.6, 10.15.710.14.6, 10.15.7

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