lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:   Mon, 20 Jul 2020 02:31:11 +0200
From:   Andrew Lunn <>
To:     Michal Kubecek <>
Cc:     netdev <>, Chris Healy <>
Subject: Re: [PATCH ethtool] Fix segfault with cable test and ./configure

On Mon, Jul 20, 2020 at 02:12:51AM +0200, Michal Kubecek wrote:
> On Fri, Jul 17, 2020 at 12:05:09AM +0200, Andrew Lunn wrote:
> > When the netlink interface code is disabled, a stub version of
> > netlink_run_handler() is used. This stub version needs to handle the
> > case when there is no possibility for a command to fall back to the
> > IOCTL call. The two cable tests commands have no such fallback, and if
> > we don't handle this, ethtool tries to jump through a NULL pointer
> > resulting in a segfault.
> > 
> > Reported-by: Chris Healy <>
> > Signed-off-by: Andrew Lunn <>
> Applied, thank you. I'll need to be more thorough with teseting the
> --disable-netlink builds.

Hi Michal

Yes. We are all focused on retlink, and missed the backwards
compatibility issues like this.


Powered by blists - more mailing lists