Date: Tue, 25 Sep 2001 02:07:01 -0500 From: Alfred Perlstein <bright@mu.org> To: alpha@freebsd.org Cc: security@freebsd.org Subject: bogon in 4.x memory device Message-ID: <20010925020701.X97903@elvis.mu.org>
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without this top(1) fails on machines with raised securelevel. can anyone review/comment? Reported by: brian j. peterson <rbw@myplace.org> Index: mem.c =================================================================== RCS file: /home/ncvs/src/sys/alpha/alpha/mem.c,v retrieving revision 1.19.2.3 diff -u -r1.19.2.3 mem.c --- mem.c 2000/05/14 00:29:44 1.19.2.3 +++ mem.c 2001/09/25 06:55:30 @@ -138,7 +138,7 @@ switch (minor(dev)) { case 0: case 1: - if (securelevel >= 1) + if ((flags & FWRITE) && securelevel > 0) return (EPERM); break; case 32: -- -Alfred Perlstein [alfred@freebsd.org] 'Instead of asking why a piece of software is using "1970s technology," start asking why software is ignoring 30 years of accumulated wisdom.' To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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