CVE-2021-30759
HIGH | Platform: tvOS | Changelog
CVE Details
Description
A stack overflow 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 2021-005 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)