K 10
svn:author
V 6
emaste
K 8
svn:date
V 27
2019-01-21T17:12:16.728613Z
K 7
svn:log
V 473
linuxulator: fix stack memory disclosure in linux_sigaltstack

Most siginfo_to_lsiginfo callers already zeroed the l_siginfo_t before
callit it, but linux_waitid did not.  Instead of zeroing in the called
function to address linux_waitid (as in commit 2e6ebe70), just do it in
linux_waitid.

admbugs:	765
Reported by:	Vlad Tsyrklevich <vlad@tsyrklevich.net>
Reviewed by:	Andrew
MFC after:	1 day
Security:	Kernel stack memory disclosure
Sponsored by:	The FreeBSD Foundation

END