Re: [PATCH net] bridge: Only call /sbin/bridge-stp for the initial network namespace

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

 



Am 30.11.2015 um 22:38 schrieb Eric W. Biederman:
> 
> There is no defined mechanism to pass network namespace information
> into /sbin/bridge-stp therefore don't even try to invoke it except
> for bridge devices in the initial network namespace.
> 
> It is possible for unprivileged users to cause /sbin/bridge-stp to be
> invoked for any network device name which if /sbin/bridge-stp does not
> guard against unreasonable arguments or being invoked twice on the same
> network device could cause problems.
> 
> Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>

Just figured that /sbin/bridge-stp is a shell script.
Network interfaces can contain a lot of funny characters,
maybe this is after all a security issue.

Thanks,
//richard




[Index of Archives]     [Netdev]     [AoE Tools]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux Admin]     [Samba]     [Video 4 Linux]

  Powered by Linux