A vulnerability has been reported in FreeBSD's implementation of the kqueue mechanism. The vulnerability may result in a kernel panic with a specific kqueue event is associated with a pipe has been half closed. A local user may easily create this condition with a malicious program. Exploitation will result in a kernel panic, and a restart may be required in order to regain normal functionality.
A vulnerability has been reported in FreeBSD's implementation of the kqueue mechanism. The vulnerability may result in a kernel panic with a specific kqueue event is associated with a pipe has been half closed. A local user may easily create this condition with a malicious program. Exploitation will result in a kernel panic, and a restart may be required in order to regain normal functionality.