Am 20.02.2018 um 13:19 schrieb Gert Wollny: > Am Dienstag, den 20.02.2018, 12:56 +0100 schrieb Michael Biebl: >> Am 20.02.2018 um 12:40 schrieb Gert Wollny: >>> However, while upstream is certainly correct that a kernel bug is >>> the trigger of the lockup, systemd should not hang on this, >>> because if sending messages to systemd can lock up the system then >>> this is actually an attack vector for a DoS attack. >> >> How is this an attack vector for a DoS attack? Please elaborate >> > I don't really know by which channel systemd gets these messages that
timerfd > make it lock up in this loop, but if someone can spoof this kind of > message and the system locks up because of this, wouldn't this be a > typical DoS attack? How could an unprivileged user spoof such messages? -- Why is it that all of the instruments seeking intelligent life in the universe are pointed away from Earth?
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