|Description||net/unix/af_unix.c in the Linux kernel 18.104.22.168 and earlier allows local users to cause a denial of service (system hang) by creating an abstract-namespace AF_UNIX listening socket, performing a shutdown operation on this socket, and then performing a series of connect operations to this socket.|
|Source||CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)|
|References||DSA-1927-1, DSA-1928-1, DSA-1929-1|
|NVD severity||medium (attack range: local)|
The information below is based on the following data on fixed versions.