APPLIED: [SRU Focal][PATCH 0/5] Address bluetooth security issues

Stefan Bader stefan.bader at canonical.com
Thu Oct 15 10:05:12 UTC 2020


On 15.10.20 11:32, Stefan Bader wrote:
> Intel released an advisory on the bluetooth stack[1] that has a
> collection of issues and recommendations. This set is a collection of
> all those into Focal. Some will have to go into Bionic and Xenial but I
> expect some changes will be needed. So I am submitting this just for
> Focal to be a template for the backports.
> 
> -Stefan
> 
> [1] https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00435.html
> 
> Luiz Augusto von Dentz (4):
>   Bluetooth: A2MP: Fix not initializing all members
>     - note this appears to be present since v3.6
>   Bluetooth: L2CAP: Fix calling sk_filter on non-socket based channel
>     - note this appears to be present since v4.8
>   Bluetooth: Disable High Speed by default
>   Bluetooth: MGMT: Fix not checking if BT_HS is enabled
> 
> Stefan Bader (1):
>   UBUNTU: [Config] Disable BlueZ highspeed support
>     - note this turns off High Speed support in the driver. The related
>       Intel patch claims this would only prevent use of higher speeds as
>       feature. And that this would not be supported by hardware very
>       often anyway. We might want to reconsider this later.
> 
>  debian.master/config/annotations          |  3 ++-
>  debian.master/config/config.common.ubuntu |  2 +-
>  include/net/bluetooth/l2cap.h             |  2 ++
>  net/bluetooth/Kconfig                     |  1 -
>  net/bluetooth/a2mp.c                      | 22 +++++++++++++++++++++-
>  net/bluetooth/l2cap_core.c                |  7 ++++---
>  net/bluetooth/l2cap_sock.c                | 14 ++++++++++++++
>  net/bluetooth/mgmt.c                      |  7 ++++++-
>  8 files changed, 50 insertions(+), 8 deletions(-)
> 
Applied to focal/respin+master. I will push out a rebased master-next as soon as
it is ready. Thanks.

-Stefan

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