[ubuntu-hardened] accounts-daemon crashed with SIGSEGV in dbus_connection_send()
seth.arnold at canonical.com
Mon Aug 19 18:47:41 UTC 2013
On Sat, Aug 17, 2013 at 04:58:41PM +0200, Daniel Curtis wrote:
> I have just one question: does this crash, issue etc. with
> 'accountsservices' could be a sign of a security threat? I'm
> asking, because this package provides a set of D-Bus
> interfaces for querying and *manipulating *user account
> information (...) based on useradd, usermod etc. commands.
I don't see a security problem; the log file indicates that the
service isn't starting because it is missing an environment variable.
Without the DBUS_SESSION_BUS_ADDRESS environment variable, the service
is not being provided. (It can't -- it can't contact the DBus session
> There is one more thing*. *Apport log files contains something
> like this: report /var/crash/_usr_lib_accountsservice_accounts-*
> already exists and unseen, doing nothing to avoid disk usage DoS.
> I understand - in some way - above note, but I'm afraid about
> 'usage DoS' text. Is there something, to worry about?
This is functioning as intended -- you do not want every crash to
automatically tie up 50-200 megabytes of drive space. Apport is deciding
that the exising crash data is sufficient and not bothering to write new
I hope this helps,
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