On Sat, Nov 27, 2010 at 10:44:28PM +0000, Ben Hutchings wrote:
> Recent review has revealed several bugs in econet and other obscure
> protocol implementations that can be exploited by local users for
> denial of service or privilege escalation.
>
> The econet protocol (PF_ECONET) is unmaintained. There appear to be
> no published applications for it, and it has never progressed beyond
> 'experimental' status.
>
> This protocol generally should not be enabled by distributions, since
> the cost of a security flaw affecting all installed systems presumably
> outweighs the benefit to the few (if any) legitimate users.
>
> Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
> ---
> As requested, I'm actually renaming the directory this time. I also
> noticed that ECONET was enabled in a couple of ARM defconfigs and
> explicitly disabled in various other defconfigs, so I've removed those
> lines as well.
>
> This is based on linux-next; I hope it applies to staging.
>
> Ben.
>
> arch/arm/configs/ixp4xx_defconfig | 3 ---
> arch/arm/configs/pnx4008_defconfig | 3 ---
> arch/mips/configs/gpr_defconfig | 3 ---
> arch/mips/configs/mtx1_defconfig | 3 ---
> arch/um/defconfig | 1 -
> arch/xtensa/configs/common_defconfig | 1 -
> arch/xtensa/configs/iss_defconfig | 1 -
> arch/xtensa/configs/s6105_defconfig | 1 -
No need to change the defconfigs, they will get updated on their own if
they need to be.
> drivers/staging/Kconfig | 2 ++
> drivers/staging/Makefile | 1 +
> {net => drivers/staging}/econet/Kconfig | 0
> {net => drivers/staging}/econet/Makefile | 0
> {net => drivers/staging}/econet/af_econet.c | 0
> net/Kconfig | 1 -
> net/Makefile | 1 -
> 15 files changed, 3 insertions(+), 18 deletions(-)
> rename {net => drivers/staging}/econet/Kconfig (100%)
> rename {net => drivers/staging}/econet/Makefile (100%)
> rename {net => drivers/staging}/econet/af_econet.c (100%)
>
> diff --git a/arch/arm/configs/ixp4xx_defconfig b/arch/arm/configs/ixp4xx_defconfig
> index 5c50239..bd85c32 100644
> --- a/arch/arm/configs/ixp4xx_defconfig
> +++ b/arch/arm/configs/ixp4xx_defconfig
> @@ -88,9 +88,6 @@ CONFIG_IPDDP_ENCAP=y
> CONFIG_IPDDP_DECAP=y
> CONFIG_X25=m
> CONFIG_LAPB=m
> -CONFIG_ECONET=m
> -CONFIG_ECONET_AUNUDP=y
> -CONFIG_ECONET_NATIVE=y
Doesn't this imply that someone is actually using this?
> CONFIG_WAN_ROUTER=m
> CONFIG_NET_SCHED=y
> CONFIG_NET_SCH_CBQ=m
> diff --git a/arch/arm/configs/pnx4008_defconfig b/arch/arm/configs/pnx4008_defconfig
> index bd481f0..8301e4a 100644
> --- a/arch/arm/configs/pnx4008_defconfig
> +++ b/arch/arm/configs/pnx4008_defconfig
> @@ -101,9 +101,6 @@ CONFIG_IPDDP_ENCAP=y
> CONFIG_IPDDP_DECAP=y
> CONFIG_X25=m
> CONFIG_LAPB=m
> -CONFIG_ECONET=m
> -CONFIG_ECONET_AUNUDP=y
> -CONFIG_ECONET_NATIVE=y
Same here and for the others.
I also need a TODO file for the staging directory location (see the
others for drivers that are going away as an example.)
And I need an ack from the networking maintainer to be able to accept
this also.
thanks,
greg k-h
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