Date: Thu, 14 Jul 2016 07:45:00 +0900 From: Greg KH <greg@...ah.com> To: oss-security@...ts.openwall.com Cc: caiqian@...hat.com, cve-assign@...re.org Subject: Re: Re: cve request: local DoS by overflowing kernel mount table using shared bind mount On Wed, Jul 13, 2016 at 12:59:40PM -0400, cve-assign@...re.org wrote: > > It was reported that the mount table expands by a power-of-two > > with each bind mount command. > > > If the system is configured in the way that a non-root user > > allows bind mount even if with limit number of bind mount > > allowed, a non-root user could cause a local DoS by quickly > > overflow the mount table. > > > it will cause a deadlock for the whole system, > > >> form of unlimited memory consumption that is causing the problem > > Use CVE-2016-6213. A CVE for an "improperly configured system"? Huh? What distro has such a configuration set by default? This isn't a kernel bug, so what is this CVE classified as being "against"? It better not be against the Linux kernel... confused, greg k-h
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