Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0. A malicious application may be able to read restricted memory.
Metrics
CVSS 3.1 5.5/10
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Apple | tvOS | >= unspecified, < 14.0 |
| Apple | watchOS | >= unspecified, < 7.0 |
| Apple | iOS and iPadOS | >= unspecified, < 14.0 |
| Apple | macOS | >= unspecified, < 11.0 |
References
- http://seclists.org/fulldisclosure/2020/Dec/26Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT211843Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211844Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211850Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211931Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT212011Vendor Advisory
- http://seclists.org/fulldisclosure/2020/Dec/26Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT211843Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211844Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211850Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211931Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT212011Vendor Advisory
Timeline
- Published
- Dec 8, 2020
- Last modified
- Jun 17, 2026
- NVD status
- Modified