Re: [CentOS] CVE-2016-5195 “DirtyCOW”: Critical Linux Kernel Flaw

2016-10-25 Thread Christian Anthon
What is the best approach on centos 6 to mitigate the problem is officially patched? As far as I can tell Centos 6 is vulnerable to attacks using ptrace. There is a mitigation described here https://bugzilla.redhat.com/show_bug.cgi?id=1384344#c13 which doesn't fix the underlying problem, but

[CentOS] CVE-2016-5195

2016-10-25 Thread aswathi.ok
Hi Team, Could you please help us to know about the CVE-2016-5195 on CentOs. I have server running with CentOS Linux release 7.2.1511 (Core) , will this be effected? Thanks Aswathi This message is for the designated recipient only and may contain privileged,

Re: [CentOS] CVE-2016-5195

2016-10-25 Thread Hossein Aghaie
hi for more information and test this vulnerability on your server visit this link : https://access.redhat.com/security/vulnerabilities/2706661 On Tue, Oct 25, 2016 at 11:49 AM, wrote: > Hi Team, > > Could you please help us to know about the CVE-2016-5195 on CentOs. > > > I have server runni

Re: [CentOS] CVE-2016-5195 “DirtyCOW”: Critical Linux Kernel Flaw

2016-10-25 Thread Phelps, Matthew
On Tue, Oct 25, 2016 at 4:06 AM, Christian Anthon wrote: > What is the best approach on centos 6 to mitigate the problem is > officially patched? As far as I can tell Centos 6 is vulnerable to attacks > using ptrace. > > There is a mitigation described here > > https://bugzilla.redhat.com/show_bu

[CentOS] "Shortcut" for creating a software RAID 60?

2016-10-25 Thread Sorin Srbu
Hello all, Testing stuff virtually over here before taking it to the physical servers. I found a shortcut for creating a software RAID 10 ("--level=10"), device in CentOS 6. Looking at the below, I don't see anything about a shortcut for RAID 60. https://access.redhat.com/documentation/en-US/Red

Re: [CentOS] CVE-2016-5195 “DirtyCOW”: Critical Linux Kernel Flaw

2016-10-25 Thread Peter Kjellström
On Tue, 25 Oct 2016 08:29:33 -0400 "Phelps, Matthew" wrote: > On Tue, Oct 25, 2016 at 4:06 AM, Christian Anthon > wrote: > > > What is the best approach on centos 6 to mitigate the problem is > > officially patched? As far as I can tell Centos 6 is vulnerable to > > attacks using ptrace. > > >

Re: [CentOS] CVE-2016-5195 DirtyCOW : Critical Linux Kernel Flaw

2016-10-25 Thread Peter Kjellström
On Tue, 25 Oct 2016 10:06:12 +0200 Christian Anthon wrote: > What is the best approach on centos 6 to mitigate the problem is > officially patched? As far as I can tell Centos 6 is vulnerable to > attacks using ptrace. I can confirm that c6 is vulnerable, we're running a patched kernel (local

Re: [CentOS] CVE-2016-5195 DirtyCOW : Critical Linux Kernel Flaw

2016-10-25 Thread Christian Anthon
On 25-10-2016 15:39, Peter Kjellström wrote: I can confirm that c6 is vulnerable, we're running a patched kernel (local build) using a rhel6 adaptation of the upstream fix. Ask off-list if you want an src.rpm Thanks, the srpm would be very helpful, I'll reply off-list. Cheers, Christian. _

Re: [CentOS] CVE-2016-5195 “DirtyCOW”: Critical Linux Kernel Flaw

2016-10-25 Thread Phelps, Matthew
On Tue, Oct 25, 2016 at 9:38 AM, Peter Kjellström wrote: > On Tue, 25 Oct 2016 08:29:33 -0400 > "Phelps, Matthew" wrote: > > > On Tue, Oct 25, 2016 at 4:06 AM, Christian Anthon > > wrote: > > > > > What is the best approach on centos 6 to mitigate the problem is > > > officially patched? As far

Re: [CentOS] NFS help

2016-10-25 Thread Matt Garman
On Mon, Oct 24, 2016 at 6:09 PM, Larry Martell wrote: > The machines are on a local network. I access them with putty from a > windows machine, but I have to be at the site to do that. So that means when you are offsite there is no way to access either machine? Does anyone have a means to access

Re: [CentOS] CVE-2016-5195 DirtyCOW : Critical Linux Kernel Flaw

2016-10-25 Thread Leon Fauster
Am 25.10.2016 um 15:39 schrieb Peter Kjellström : > On Tue, 25 Oct 2016 10:06:12 +0200 > Christian Anthon wrote: > >> What is the best approach on centos 6 to mitigate the problem is >> officially patched? As far as I can tell Centos 6 is vulnerable to >> attacks using ptrace. > > I can confir

Re: [CentOS] CVE-2016-5195 DirtyCOW : Critical Linux Kernel Flaw

2016-10-25 Thread m . roth
My manager just told me that upstream has released a patched kernel for 7: CentOS package kernel-3.10.0-327.36.3.el7.x86_64.rpm see http://rhn.redhat.com/errata/RHSA-2016-2098.html I'm hoping Johnny can get us that, hopefully before the end of the week. mark _

Re: [CentOS] "Shortcut" for creating a software RAID 60?

2016-10-25 Thread Gordon Messmer
On 10/25/2016 05:41 AM, Sorin Srbu wrote: I found a shortcut for creating a software RAID 10 ("--level=10"), device in CentOS 6. That's not really a shortcut, per se. RAID10 in Linux is not necessarily similar to RAID1+0. The default, "near" layout is the classic 1+0 layout, but other modes

Re: [CentOS] CVE-2016-5195 DirtyCOW : Critical Linux Kernel Flaw

2016-10-25 Thread Phelps, Matthew
On Tue, Oct 25, 2016 at 2:18 PM, wrote: > My manager just told me that upstream has released a patched kernel for 7: > > CentOS package kernel-3.10.0-327.36.3.el7.x86_64.rpm > see http://rhn.redhat.com/errata/RHSA-2016-2098.html > > I'm hoping Johnny can get us that, hopefully before the end of t

Re: [CentOS] CVE-2016-5195 DirtyCOW : Critical Linux Kernel Flaw

2016-10-25 Thread m . roth
Phelps, Matthew wrote: > On Tue, Oct 25, 2016 at 2:18 PM, wrote: > >> My manager just told me that upstream has released a patched kernel for >> 7: >> CentOS package kernel-3.10.0-327.36.3.el7.x86_64.rpm >> see http://rhn.redhat.com/errata/RHSA-2016-2098.html >> >> I'm hoping Johnny can get us tha

Re: [CentOS] CVE-2016-5195 DirtyCOW : Critical Linux Kernel Flaw

2016-10-25 Thread Akemi Yagi
On Tue, Oct 25, 2016 at 10:26 AM, Leon Fauster wrote: > Am 25.10.2016 um 15:39 schrieb Peter Kjellström : >> On Tue, 25 Oct 2016 10:06:12 +0200 >> Christian Anthon wrote: >> >>> What is the best approach on centos 6 to mitigate the problem is >>> officially patched? As far as I can tell Centos 6

Re: [CentOS] NFS help

2016-10-25 Thread Larry Martell
On Tue, Oct 25, 2016 at 12:48 PM, Matt Garman wrote: > On Mon, Oct 24, 2016 at 6:09 PM, Larry Martell > wrote: >> The machines are on a local network. I access them with putty from a >> windows machine, but I have to be at the site to do that. > > So that means when you are offsite there is no w

Re: [CentOS] "Shortcut" for creating a software RAID 60?

2016-10-25 Thread Sorin Srbu
> -Original Message- > From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On > Behalf Of Gordon Messmer > Sent: den 25 oktober 2016 20:54 > To: CentOS mailing list > Subject: Re: [CentOS] "Shortcut" for creating a software RAID 60? > > On 10/25/2016 05:41 AM, Sorin Srbu wr

Re: [CentOS] "Shortcut" for creating a software RAID 60?

2016-10-25 Thread Sorin Srbu
> > -Original Message- > > From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On > > Behalf Of Gordon Messmer > > Sent: den 25 oktober 2016 20:54 > > To: CentOS mailing list > > Subject: Re: [CentOS] "Shortcut" for creating a software RAID 60? > > > > That's not really a sh

Re: [CentOS] "Shortcut" for creating a software RAID 60?

2016-10-25 Thread John R Pierce
On 10/25/2016 11:54 AM, Gordon Messmer wrote: If you built a RAID0 array of RAID6 arrays, then you'd fail a disk by marking it failed and removing it from whichever RAID6 array it was a member of, in the same fashion as you'd remove it from any other array type. FWIW, what I've done in the p

Re: [CentOS] "Shortcut" for creating a software RAID 60?

2016-10-25 Thread Sorin Srbu
> -Original Message- > From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On > Behalf Of John R Pierce > Sent: den 26 oktober 2016 07:42 > To: centos@centos.org > Subject: Re: [CentOS] "Shortcut" for creating a software RAID 60? > > On 10/25/2016 11:54 AM, Gordon Messmer wr

Re: [CentOS] "Shortcut" for creating a software RAID 60?

2016-10-25 Thread Gordon Messmer
On 10/25/2016 10:41 PM, Sorin Srbu wrote: Never mind. Found this to start with. Additionally, see the man page for "md". ___ CentOS mailing list CentOS@centos.org https://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] "Shortcut" for creating a software RAID 60?

2016-10-25 Thread Sorin Srbu
> -Original Message- > From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On > Behalf Of Gordon Messmer > Sent: den 26 oktober 2016 08:25 > To: CentOS mailing list > Subject: Re: [CentOS] "Shortcut" for creating a software RAID 60? > > On 10/25/2016 10:41 PM, Sorin Srbu wr