diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2019-04-10 14:03:45 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-05-25 18:22:25 +0200 |
| commit | cf0259f7662a84b20ac3a71b9e1cc9e918e9a244 (patch) | |
| tree | 73113b62dd9e5bb546d7fc2bf461bf7946542eb8 /security/apparmor/apparmorfs.c | |
| parent | 04aa8a51e7230e9e84ddc6a52b9934394a47d31e (diff) | |
securityfs: fix use-after-free on symlink traversal
[ Upstream commit 46c874419652bbefdfed17420fd6e88d8a31d9ec ]
symlink body shouldn't be freed without an RCU delay. Switch securityfs
to ->destroy_inode() and use of call_rcu(); free both the inode and symlink
body in the callback.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'security/apparmor/apparmorfs.c')
0 files changed, 0 insertions, 0 deletions