CVE-2013-1958

CVE-2013-1958 describes a vulnerability in the scm_check_creds function within the Linux kernel before version 3.8.6. This flaw allows local users to bypass access restrictions by manipulating the PID value associated with a UNIX domain socket during a specific timing window when user and PID namespaces are out of sync. With a CVSS score of 1.9, this vulnerability has a local attack vector and medium attack complexity, leading to a potential impact on integrity but no confidentiality or availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.