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Re: Linux kernel: CVE-2018-14619 kernel: crash (possible privesc) in kernel crypto subsystem.


From: Greg KH <greg () kroah com>
Date: Tue, 28 Aug 2018 15:18:00 +0200

On Tue, Aug 28, 2018 at 03:08:18PM +0200, Florian Weimer wrote:
On 08/28/2018 02:51 PM, Greg KH wrote:
On Tue, Aug 28, 2018 at 04:49:14PM +1000, Wade Mealing wrote:
Gday,

Syzkaller/syzbot found a use-after-free bug in the cryptographic
subsystem of the Linux kernel [1], that can be used to panic the
system and possibly escalate privileges.

Are we seriously now going to be assigning cves to everything that
syzbot finds?  If so, great, this is going to be fun!

If not, why this specific patch?  What makes it specia from the hundreds
of other syzbot finds that have been fixed (and not fixed yet)?

If RHEL is not exposed, why does Red Hat care about this?

We have shipped supported kernels with this vulnerability.

But the real reason why I want this fixed is that the Python 3 test suite
triggers this bug and panics some of our RPM builders. 8-/

Heh, ok, fair enough, thanks for being honest :)

greg k-h


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