Description
A double free issue was addressed with improved memory management. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. An application may be able to execute arbitrary code with kernel privileges.
Metrics
CVSS 3.1 7.8/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Apple | iOS and iPadOS | >= unspecified, < 14.6 |
| Apple | macOS | >= unspecified, < 11.4 |
| Apple | macOS | >= unspecified, < 14.6 |
| Apple | macOS | >= unspecified, < 7.5 |
| Apple | macOS | >= unspecified, < 2021 |
| Apple | macOS | >= unspecified, < 2021 |
References
- https://support.apple.com/en-us/HT212528Vendor Advisory
- https://support.apple.com/en-us/HT212529Vendor Advisory
- https://support.apple.com/en-us/HT212532Vendor Advisory
- https://support.apple.com/en-us/HT212533Vendor Advisory
- https://support.apple.com/en-us/HT212600Vendor Advisory
- https://support.apple.com/en-us/HT212603Vendor Advisory
- https://support.apple.com/en-us/HT212528Vendor Advisory
- https://support.apple.com/en-us/HT212529Vendor Advisory
- https://support.apple.com/en-us/HT212532Vendor Advisory
- https://support.apple.com/en-us/HT212533Vendor Advisory
- https://support.apple.com/en-us/HT212600Vendor Advisory
- https://support.apple.com/en-us/HT212603Vendor Advisory
Timeline
- Published
- Sep 8, 2021
- Last modified
- Jun 17, 2026
- NVD status
- Modified