CVE-2021-30753

MEDIUM | Platform: tvOS | Changelog

CVE Details

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, iOS 14.6 and iPadOS 14.6. An out-of-bounds read was addressed with improved input validation.

CVSS 3.1 Score

Metric	Value
Base Score	5.5 (MEDIUM)
Vector	`CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N`

Weakness

CWE-125

References

Apple Security Advisory
NVD Entry
https://support.apple.com/en-us/HT212528 (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)