CVE-2021-29627 PoC — FreeBSD 资源管理错误漏洞

Source

https://github.com/raymontag/cve-2021-29627

Associated Vulnerability

Title: FreeBSD 资源管理错误漏洞 (CVE-2021-29627)
Description:In FreeBSD 13.0-STABLE before n245050, 12.2-STABLE before r369525, 13.0-RC4 before p0, and 12.2-RELEASE before p6, listening socket accept filters implementing the accf_create callback incorrectly freed a process supplied argument string. Additional operations on the socket can lead to a double free or use after free.

Description

Trigger-only for CVE-2021-29627

Readme

# CVE-2021-29627
Some code to trigger the bug incl. mac_set_fd spray. Need some spray target, 
though.

File Snapshot

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