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authorjamie <jamie@FreeBSD.org>2013-09-06 17:32:29 +0000
committerjamie <jamie@FreeBSD.org>2013-09-06 17:32:29 +0000
commitd13d69ef17e933f4e8a1be14f0558e25dad171c7 (patch)
treed3a36cd1933f21be57bee5416b528185de22daf7 /sys
parentbaf6916d29840d85b2d4a4045219f28bbaa7943c (diff)
downloadFreeBSD-src-d13d69ef17e933f4e8a1be14f0558e25dad171c7.zip
FreeBSD-src-d13d69ef17e933f4e8a1be14f0558e25dad171c7.tar.gz
Keep PRIV_KMEM_READ permitted inside jails as it is on the outside.
Diffstat (limited to 'sys')
-rw-r--r--sys/kern/kern_jail.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/kern/kern_jail.c b/sys/kern/kern_jail.c
index 6451825..331b0e1 100644
--- a/sys/kern/kern_jail.c
+++ b/sys/kern/kern_jail.c
@@ -3885,6 +3885,13 @@ prison_priv_check(struct ucred *cred, int priv)
case PRIV_VFS_SETGID:
case PRIV_VFS_STAT:
case PRIV_VFS_STICKYFILE:
+
+ /*
+ * As in the non-jail case, non-root users are expected to be
+ * able to read kernel/phyiscal memory (provided /dev/[k]mem
+ * exists in the jail and they have permission to access it).
+ */
+ case PRIV_KMEM_READ:
return (0);
/*
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