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| author | Mathias Krause <minipli@googlemail.com> | 2013-09-30 22:04:24 +0200 |
|---|---|---|
| committer | Eric Paris <eparis@redhat.com> | 2013-11-05 11:08:30 -0500 |
| commit | 64fbff9ae0a0a843365d922e0057fc785f23f0e3 (patch) | |
| tree | e6744c5150c5a5ec1dd2ad7f198f89478f75976e /kernel/audit.c | |
| parent | db510fc5cd9b9db214d7ec1828662942fac19c8c (diff) | |
| download | linux-64fbff9ae0a0a843365d922e0057fc785f23f0e3.tar.gz linux-64fbff9ae0a0a843365d922e0057fc785f23f0e3.tar.bz2 linux-64fbff9ae0a0a843365d922e0057fc785f23f0e3.zip | |
audit: fix info leak in AUDIT_GET requests
We leak 4 bytes of kernel stack in response to an AUDIT_GET request as
we miss to initialize the mask member of status_set. Fix that.
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Eric Paris <eparis@redhat.com>
Cc: stable@vger.kernel.org # v2.6.6+
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
Signed-off-by: Eric Paris <eparis@redhat.com>
Diffstat (limited to 'kernel/audit.c')
| -rw-r--r-- | kernel/audit.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/audit.c b/kernel/audit.c index f3f36f5eb4ae..e0f7767e4a3d 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -759,6 +759,7 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh) switch (msg_type) { case AUDIT_GET: + status_set.mask = 0; status_set.enabled = audit_enabled; status_set.failure = audit_failure; status_set.pid = audit_pid; |