Security Alerts & News
by Tymoteusz A. Góral

History
#1532 Multiple Linux distributions affected by crippling bug In systemd
The following command, when run as any user, will crash systemd:

NOTIFY_SOCKET=/run/systemd/notify systemd-notify ""

After running this command, PID 1 is hung in the pause system call. You can no longer start and stop daemons. inetd-style services no longer accept connections. You cannot cleanly reboot the system. The system feels generally unstable (e.g. ssh and su hang for 30 seconds since systemd is now integrated with the login system). All of this can be caused by a command that's short enough to fit in a Tweet.
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#1534 Polyglot – the fake CTB-locker
#1533 Researchers break MarsJoke ransomware encryption
#1532 Multiple Linux distributions affected by crippling bug In systemd
#1531 This high-tech card is being rolled out by French banks to eliminate fraud
#1530 Source code powering potent IoT DDoS just went public
History
2017: 01 02 03 04 05
2016: 01 02 03 04 05 06 07 08 09 10 11 12