#VU55230 Double Free in macOS - CVE-2021-30703

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Main Vulnerability Database Vulnerabilities #VU55230

#VU55230 Double Free in macOS - CVE-2021-30703

Published: July 22, 2021


Vulnerability identifier: #VU55230
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-30703
CWE-ID: CWE-415
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
macOS
Software vendor:
Apple Inc.

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the OS kernel subsystem. A local user can trigger a double free error and execute arbitrary code with kernel privileges.


Remediation

Install updates from vendor's website.

External links