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namespaces.7: /proc/PID/ns/* are governed by PTRACE_MODE_READ_FSCREDS 

Permission to dereference/readlink /proc/PID/ns/* symlinks is
governed by a PTRACE_MODE_READ_FSCREDS ptrace access mode check.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2016-06-11 11:35:06 +02:00
parent b902fe180b
commit 33a1ab5da1
1 changed files with 7 additions and 0 deletions
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7
man7/namespaces.7
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@ -192,6 +192,13 @@ This file is a handle for the user namespace of the process.
.TP
.IR /proc/[pid]/ns/uts " (since Linux 3.0)"
This file is a handle for the UTS namespace of the process.
.PP
Permission to dereference or read
.RB ( readlink (2))
these symbolic links is governed by a ptrace access mode
.B PTRACE_MODE_READ_FSCREDS
check; see
.BR ptrace (2).
.\"
.\" ==================== Cgroup namespaces ====================
.\"