ID:7933 - Exploit for Double Free in FreeBSD - CVE-2021-29627

 
Main Vulnerability Database Exploits ID:7933 - Exploit for Double Free in FreeBSD - CVE-2021-29627

ID:7933 - Exploit for Double Free in FreeBSD - CVE-2021-29627

Published: May 31, 2022


Vulnerability identifier: #VU51948
Vulnerability risk: Low
CVE-ID: CVE-2021-29627
CWE-ID: CWE-415
Exploitation vector: Local access
Vulnerable software:
FreeBSD

Link to public exploit:


Vulnerability description

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

The vulnerability exists due to a boundary error in accept_filter(9) socket configuration interface. A local user can pass specially crafted data to the application, trigger double free error and escalate privileges on the system.


Remediation

Install updates from vendor's website.