CVEvulnerability
CVE-2020-9949
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-12-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 9.3 HIGH — AV:N/AC:M/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-416
Description
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.0, iOS 14.0 and iPadOS 14.0, macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra, tvOS 14.0. An application may be able to execute arbitrary code with kernel privileges.
Affected configurations
• apple ipados (< 14.0)
• apple iphone os (< 14.0)
• apple mac os x (< 10.15.6)
• apple mac os x (>= 11.0.0 < 11.0.1)
• apple tvos (< 14.0)
• apple watchos (< 7.0)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- http://seclists.org/fulldisclosure/2020/Dec/32 Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT211289 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211843 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211844 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211850 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211931 Release Notes, Vendor Advisory
- http://seclists.org/fulldisclosure/2020/Dec/32 Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT211289 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211843 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211844 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211850 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211931 Release Notes, Vendor Advisory