Input validation error in macOS - CVE-2021-30938
Published: December 14, 2021
Vulnerability identifier: #VU58892
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-30938
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Apple Inc.
Affected software:
macOS
macOS
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input within the Wi-Fi subsystem. A local user can cause unexpected system termination or read kernel memory.
How to mitigate CVE-2021-30938
Install updates from vendor's website.