Date: Wed, 28 May 2014 14:53:31 -0700 From: Greg KH <greg@...ah.com> To: oss-security@...ts.openwall.com Cc: Andy Lutomirski <luto@...capital.net> Subject: Re: CVE request: Linux kernel DoS with syscall auditing On Wed, May 28, 2014 at 02:45:59PM -0700, Andy Lutomirski wrote: > Issuing a system call with a random large number will OOPS, depending > on configuration. A configuration that will enable this bug is: > > # auditctl -a exit,always -S open > > No privilege whatsoever is required to trigger the OOPS. > > It's possible that this can be extended to more than just a DoS -- > with some care and willingness to exploit timing attacks, this is a > read of arbitrary single bits in kernel memory. Is there a kernel fix for this anywhere? thanks, greg k-h
Powered by blists - more mailing lists
Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.
Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.