Description
A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, iOS 14.0 and iPadOS 14.0, iTunes for Windows 12.10.9, iCloud for Windows 11.5, tvOS 14.0, Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.
Metrics
CVSS 3.1 8.8/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Apple | tvOS | >= unspecified, < 14.0 |
| Apple | watchOS | >= unspecified, < 7.0 |
| Apple | Safari | >= unspecified, < 14.0 |
| Apple | iOS and iPadOS | >= unspecified, < 14.0 |
| Apple | iCloud for Windows | >= unspecified, < 11.5 |
| Apple | iTunes for Windows | >= unspecified, < 12.10 |
References
- http://www.openwall.com/lists/oss-security/2021/03/22/1Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202104-03Third 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/HT211845Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211850Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211935Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211952Release Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2021/03/22/1Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202104-03Third 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/HT211845Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211850Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211935Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211952Release Notes, Vendor Advisory
Timeline
- Published
- Dec 8, 2020
- Last modified
- Jun 17, 2026
- NVD status
- Modified