CVE-2021-30760
HIGH | Platform: macOS | Changelog
CVE Details
Description
An integer overflow was addressed through improved input validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, 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
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/HT212603 (Vendor Advisory)
- https://support.apple.com/en-us/HT212604 (Vendor Advisory)
- https://support.apple.com/en-us/HT212605 (Vendor Advisory)