Vulnerabilities > CVE-2021-1788 - Use After Free vulnerability in multiple products

047910
CVSS 8.8 - HIGH
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
HIGH
Integrity impact
HIGH
Availability impact
HIGH
network
low complexity
apple
debian
fedoraproject
CWE-416

Summary

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code execution.

Vulnerable Configurations

Part Description Count
OS
Apple
435
OS
Debian
1
OS
Fedoraproject
1

Common Weakness Enumeration (CWE)