CVEvulnerability
CVE-2021-30786
7.0 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-09-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.0 HIGH — CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 5.1 MEDIUM — AV:N/AC:H/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-362
Description
A race condition was addressed with improved state handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution.
Affected configurations
• apple iphone os (< 14.7)
• apple macos (>= 11.0 < 11.5)
Related
Weakness · CWE (1)
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization weakness
References
- https://support.apple.com/en-us/HT212601 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212602 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212601 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212602 Release Notes, Vendor Advisory