Re: [PATCH][BUGFIX] cgroups: fix pid namespace bug

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, Jul 2, 2009 at 9:37 AM, Serge E. Hallyn<serue@xxxxxxxxxx> wrote:
>
>        1. the only way it won't outlive the open file is if the
>                task opens the file, hands the open fd over a
>                unix socket, then exits as the last task of its
>                pidns

Right.

>        2. We don't dereference the pid_ns, so there is no actual
>                safety issue.  So it would become a problem only
>                if a new pidns gets created at that same address

Which is fairly likely given that pid_namespace is allocated from a
specific cache.

Paul
_______________________________________________
Containers mailing list
Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linux-foundation.org/mailman/listinfo/containers


[Index of Archives]     [Cgroups]     [Netdev]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Bugtraq]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux Admin]     [Samba]

  Powered by Linux