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CVE-2021-1775 Details

Description

This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Processing a maliciously crafted font may lead to arbitrary code execution.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.8 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://support.apple.com/en-us/HT212147	CVE	Release NotesVendor Advisory
https://support.apple.com/en-us/HT212147	[email protected]	Release NotesVendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-noinfo	Insufficient Information to Classify Weakness	[email protected]

Affected Products

Product	Versions
apple mac os x	>= 10.14, < 10.14.6 >= 10.15, < 10.15.7 10.14.6 - 10.14.6 security_update_2019-004 10.14.6 security_update_2019-005
CPE cpe:2.3:o:apple:mac_os_x:::::::: cpe:2.3:o:apple:mac_os_x:10.14.6:-:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:::::: cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:-:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:::::: Remediation No remediation found in references.
apple macos	>= 11.0, < 11.2
CPE cpe:2.3:o:apple:macos:::::::: Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Apr 9, 2021	Initial Analysis	[email protected]