Description
Processing a maliciously crafted font may result in the disclosure of process memory. This issue is fixed in macOS Big Sur 11.4, tvOS 14.6, watchOS 7.5. An out-of-bounds read was addressed with improved input validation.
References
https://support.apple.com/en-us/HT212529
Vendor Advisory
https://support.apple.com/en-us/HT212532
Vendor Advisory
https://support.apple.com/en-us/HT212533
Vendor Advisory
https://support.apple.com/en-us/HT212529
Vendor Advisory
https://support.apple.com/en-us/HT212532
Vendor Advisory
https://support.apple.com/en-us/HT212533
Vendor Advisory
CVSS impact metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
6.5 · Medium
Information
Source identifier
Vulnerability status
Modified
Published
2021-09-08T14:15:09.977Z
5 years agoLast modified
2026-06-17T03:50:49.013Z
3 months ago