Date: Mon, 17 Jun 2019 22:12:41 +0200 From: Oliver Pinter <oliver.pinter@hardenedbsd.org> To: Poul-Henning Kamp <phk@phk.freebsd.dk> Cc: Warner Losh <imp@bsdimp.com>, Fuqian Huang <huangfq.daxian@gmail.com>, FreeBSD Hackers <freebsd-hackers@freebsd.org>, Mark Johnston <markj@freebsd.org> Subject: Re: dev:md: A kernel address leakage in sys/dev/md/md.c Message-ID: <CAPQ4ffsKbzSUzQG9s6ir_4gXb%2BZmO=A6q18ZD7zLCohVjD=7hA@mail.gmail.com> In-Reply-To: <2464.1560798245@critter.freebsd.dk> References: <CABXRUiSGuH-dLX3mJhmMTfm4qs%2BYsnCTimQkh=uxuaA8=U0Xcg@mail.gmail.com> <20190617162514.GC64731@raichu> <CANCZdfrK2V9AEzeib8GV=26YUVV8qFweRbvmbCe%2BEZQBaz2hJQ@mail.gmail.com> <2464.1560798245@critter.freebsd.dk>
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On Monday, June 17, 2019, Poul-Henning Kamp <phk@phk.freebsd.dk> wrote: > -------- > In message <CANCZdfrK2V9AEzeib8GV=3D > 26YUVV8qFweRbvmbCe+EZQBaz2hJQ@mail.gmail.com> > , Warner Losh writes: > > >If we are serious about this, [...] > > then sysctl kern.geom "leaks" a lot of pointers... Or just run sysctl -a =C2=A6 grep -i 0xff on a fully configured system. > > -- > Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 > phk@FreeBSD.ORG | TCP/IP since RFC 956 > FreeBSD committer | BSD since 4.3-tahoe > Never attribute to malice what can adequately be explained by incompetenc= e. > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org= " >
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