08a235a628
This prevents a malicious user logging out from calling chmod while still owning /dev/console and thus by-passing the '622' mode that is set here. Issue reported by Tim Chase. Thanks. Merged from xdm upstreams
12 lines
392 B
Bash
12 lines
392 B
Bash
#!/bin/sh
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# Reassign ownership of the console to root, this should disallow
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# assignment of console output to any random users's xterm
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# $OpenBSD: TakeConsole,v 1.2 2017/10/04 18:28:59 matthieu Exp $
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#
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chown root /dev/console
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chmod 622 /dev/console
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if [ -c /dev/drm0 ]; then
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chown root /dev/drm0
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fi
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/usr/X11R6/bin/sessreg -d -l $DISPLAY -u /var/run/utmp -x /etc/X11/xenodm/Xservers $USER
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