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.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MLIST:[linux-kernel] 20091019 Re: [PATCH] AF_UNIX: Fix deadlock on connecting to shutdown socket
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