diff options
| author | Vasiliy Kulikov <segooon@gmail.com> | 2010-10-30 18:26:26 +0400 |
|---|---|---|
| committer | Gustavo F. Padovan <padovan@profusion.mobi> | 2010-11-09 02:20:47 -0200 |
| commit | 4c84b144fc14d17e5f0b4dfb777eac5bd818fd4f (patch) | |
| tree | 78c6af1dda6d59919e1e882795fa25afca3239d2 /net | |
| parent | 0298c5eef78af91a54a11b54fd027d9b79f12f23 (diff) | |
Bluetooth: cmtp: fix information leak to userland
Structure cmtp_conninfo is copied to userland with some padding fields
unitialized. It leads to leaking of contents of kernel stack memory.
Signed-off-by: Vasiliy Kulikov <segooon@gmail.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/cmtp/core.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/bluetooth/cmtp/core.c b/net/bluetooth/cmtp/core.c index ec0a1347f933..8e5f292529ac 100644 --- a/net/bluetooth/cmtp/core.c +++ b/net/bluetooth/cmtp/core.c @@ -78,6 +78,7 @@ static void __cmtp_unlink_session(struct cmtp_session *session) static void __cmtp_copy_session(struct cmtp_session *session, struct cmtp_conninfo *ci) { + memset(ci, 0, sizeof(*ci)); bacpy(&ci->bdaddr, &session->bdaddr); ci->flags = session->flags; |