Messages in this thread | | | Date | Tue, 22 Nov 2011 15:59:30 -0500 | From | "J. Bruce Fields" <> | Subject | Re: [PATCH] nfsd: Fix oops when parsing a 0 length export |
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On Tue, Nov 22, 2011 at 10:33:29PM +0200, Sasha Levin wrote: > On Tue, 2011-11-22 at 15:28 -0500, J. Bruce Fields wrote: > > On Fri, Nov 18, 2011 at 12:14:49PM +0200, Sasha Levin wrote: > > > expkey_parse() oopses when handling a 0 length export. This is easily > > > triggerable from usermode by writing 0 bytes into > > > '/proc/[proc id]/net/rpc/nfsd.fh/channel'. > > > > Thanks--how did you run across this? > > > > --b. > > Tried running a fuzzer on the system.
OK, thanks. As far as I can tell this could only be hit by a privileged user doing something stupid. And the bug has been there forever.
So I'm inclined just to queue this up for 3.3.
--b.
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