Re: CVE request: kernel: Unix sockets kernel panic

[Eugene Teo <eteo () redhat com>]

Eugene Teo wrote:
> We need a CVE name for this issue. This was reported in netdev today.
>
> "The following code causes a kernel panic on Linux 2.6.26:
> http://darkircop.org/unix.c
>
> I haven't investigated the bug so I'm not sure what is causing it, and
> don't know if it's exploitable.  The code passes unix sockets from one
> process to another using unix sockets.  The bug probably has to do
> with closing file descriptors."
>
> http://marc.info/?l=linux-netdev&m=122593044330973&w=2
> https://bugzilla.redhat.com/show_bug.cgi?id=470201
>
> There isn't a fix yet. Dave is working on it.

There's a fix now.

Upstream commits: f8d570a, 3b53fbf, and 6209344.

https://bugzilla.redhat.com/show_bug.cgi?id=470201#c10
https://bugzilla.redhat.com/show_bug.cgi?id=470201#c14
https://bugzilla.redhat.com/show_bug.cgi?id=470201#c9
https://bugzilla.redhat.com/show_bug.cgi?id=470201#c13

Thanks, Eugene