CVEvulnerability
CVE-2021-1864
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-09-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. An attacker with JavaScript execution may be able to execute arbitrary code.
Affected configurations
• apple ipados (< 14.5)
• apple iphone os (< 14.5)
• apple tvos (< 14.5)
• apple watchos (< 7.4)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://support.apple.com/en-us/HT212317 Vendor Advisory
- https://support.apple.com/en-us/HT212323 Vendor Advisory
- https://support.apple.com/en-us/HT212324 Vendor Advisory
- https://support.apple.com/en-us/HT212317 Vendor Advisory
- https://support.apple.com/en-us/HT212323 Vendor Advisory
- https://support.apple.com/en-us/HT212324 Vendor Advisory