CVE-2021-30789

HIGH | Platform: iPadOS | Changelog

CVE Details

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-004 Catalina. Processing a maliciously crafted font file may lead to arbitrary code execution.

CVSS 3.1 Score

Metric	Value
Base Score	7.8 (HIGH)
Vector	`CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`

Weakness

CWE-125

References

Apple Security Advisory
NVD Entry
https://support.apple.com/en-us/HT212600 (Vendor Advisory)
https://support.apple.com/en-us/HT212601 (Vendor Advisory)
https://support.apple.com/en-us/HT212602 (Vendor Advisory)
https://support.apple.com/en-us/HT212604 (Vendor Advisory)
https://support.apple.com/en-us/HT212605 (Vendor Advisory)