auxv: require the target to be tracable (or yourself), CVE-2011-1020
authorAl Viro <viro@zeniv.linux.org.uk>
Thu, 21 Jul 2011 13:13:45 +0000 (14:13 +0100)
committerHerton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
Mon, 29 Aug 2011 19:23:06 +0000 (16:23 -0300)
commit232d2014cde46cc0cf13be987403575e87aefea5
treece50f09f8db67e7cc793a6e6bfded898ed463ab3
parentaa46b00fd46d894fb3a5396b76551f390786f402
auxv: require the target to be tracable (or yourself), CVE-2011-1020

same as for environ, except that we didn't do any checks to
prevent access after suid execve

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
(cherry picked from commit 2fadaef41283aad7100fa73f01998cddaca25833)
CVE-2011-1020
BugLink: http://bugs.launchpad.net/bugs/813026
Signed-off-by: Andy Whitcroft <apw@canonical.com>
Acked-by: Stefan Bader <stefan.bader@canonical.com>
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
fs/proc/base.c