OpenSSH Pre-Auth Double Free CVE-2023-25136 Writeup and PoC

OpenSSH Pre-Auth Double Free CVE-2023-25136 – Writeup and Proof-of-Concept

OpenSSH’s newly released version 9.2p1 contains a fix for a double-free vulnerability. Given the severe potential impact of the vulnerability on OpenSSH servers (DoS/RCE) and its high popularity in the industry, this security fix prompted the JFrog Security Research team to investigate the vulnerability. This blog post provides details on the vulnerability, who is affected, …