On 15/09/18, Steve Grubb wrote:
> On Fri, 18 Sep 2015 03:52:43 -0400
> Richard Guy Briggs <[email protected]> wrote:
>
> > A bug was introduced by "audit: try harder to send to auditd upon
> > netlink failure", caused by incomplete code and a function that
> > expects a string and does not accept a format plus arguments. Create
> > a temporary string variable to assemble the output text. It could be
> > merged as a fixup if it is not yet upstream.
> >
> > Signed-off-by: Richard Guy Briggs <[email protected]>
> > ---
> > kernel/audit.c | 5 ++++-
> > 1 files changed, 4 insertions(+), 1 deletions(-)
> >
> > diff --git a/kernel/audit.c b/kernel/audit.c
> > index 18cdfe2..60913e6 100644
> > --- a/kernel/audit.c
> > +++ b/kernel/audit.c
> > @@ -420,7 +420,10 @@ restart:
> > if (audit_pid) {
> > if (err == -ECONNREFUSED || err == -EPERM
> > || ++attempts >= AUDITD_RETRIES) {
> > - audit_log_lost("audit_pid=%d reset");
> > + char s[32];
> > +
> > + sprintf(s, "audit_pid=%d reset",
> > audit_pid);
>
> We normally use name=value for everything important. Reset by itself
> will get dropped by auparse. action=reset (or something similar) would
> be better.
This is sent to the system log when we can't queue it to audit, so audit
never sees this message. None of the other audit_log_lost messages are
formatted in the audit style.
> -Steve
>
> > + audit_log_lost(s);
> > audit_pid = 0;
> > audit_sock = NULL;
> > } else {
>
- RGB
--
Richard Guy Briggs <[email protected]>
Senior Software Engineer, Kernel Security, AMER ENG Base Operating Systems, Red
Hat
Remote, Ottawa, Canada
Voice: +1.647.777.2635, Internal: (81) 32635, Alt: +1.613.693.0684x3545
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