Date: Fri, 21 Nov 2008 12:00:24 -0700 From: dann frazier <dannf@...ian.org> To: oss-security@...ts.openwall.com Cc: "Steven M. Christey" <coley@...us.mitre.org> Subject: Re: CVE request: kernel: Unix sockets kernel panic On Tue, Nov 11, 2008 at 05:41:44PM +0800, Eugene Teo wrote: > 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 for following up. fyi, our testing of this fix has uncovered additional issues. Local/unprivileged users can cause soft lockups and take out system processes by triggering the OOM killer: http://marc.info/?l=linux-netdev&m=122721862313564&w=2 -- dann frazier
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