CVEvulnerability
CVE-2021-1769
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-04-02
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:N/I:P/A:N
Description
A logic issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.
Affected configurations
• apple ipados (< 14.4)
• apple iphone os (< 14.4)
• apple mac os x (>= 10.14 < 10.14.6)
• apple mac os x (>= 10.15 < 10.15.7)
• apple mac os x 10.14.6
• apple mac os x 10.15.7
• apple macos (>= 11.0 < 11.2)
• apple tvos (< 14.4)
• apple watchos (< 7.3)
References
- https://support.apple.com/en-us/HT212146 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212147 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212148 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212149 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212146 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212147 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212148 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212149 Release Notes, Vendor Advisory