[Openstack-security] [Bug 1840895] Re: segment parameter check failed when creating network

Jeremy Stanley fungi at yuggoth.org
Fri Aug 30 17:34:49 UTC 2019


Since there's been no objection, I'm switching this bug report to public
and assessing as class D (security hardening opportunity) per the
OpenStack VMT's report taxonomy: https://security.openstack.org/vmt-
process.html#incident-report-taxonomy

** Information type changed from Private Security to Public

** Description changed:

- This issue is being treated as a potential security risk under embargo.
- Please do not make any public mention of embargoed (private) security
- vulnerabilities before their coordinated publication by the OpenStack
- Vulnerability Management Team in the form of an official OpenStack
- Security Advisory. This includes discussion of the bug or associated
- fixes in public forums such as mailing lists, code review systems and
- bug trackers. Please also avoid private disclosure to other individuals
- not already approved for access to this information, and provide this
- same reminder to those who are made aware of the issue prior to
- publication. All discussion should remain confined to this private bug
- report, and any proposed fixes should be added to the bug as
- attachments.
- 
  neutron net-create test --provider:network_type vlan
  --provider:segmentation_id 0
  
  Execute commands like this, all vlan in ml2_vlan_allocations table is
  set to allocated, no vlan network can be created.
  
  validate_provider_segment function should check whether
  provider:segmentation_id is 0.

** Changed in: ossa
       Status: Incomplete => Won't Fix

** Tags added: security

-- 
You received this bug notification because you are a member of OpenStack
Security SIG, which is subscribed to OpenStack.
https://bugs.launchpad.net/bugs/1840895

Title:
  segment parameter check failed when creating network

Status in neutron:
  Confirmed
Status in OpenStack Security Advisory:
  Won't Fix

Bug description:
  neutron net-create test --provider:network_type vlan
  --provider:segmentation_id 0

  Execute commands like this, all vlan in ml2_vlan_allocations table is
  set to allocated, no vlan network can be created.

  validate_provider_segment function should check whether
  provider:segmentation_id is 0.

To manage notifications about this bug go to:
https://bugs.launchpad.net/neutron/+bug/1840895/+subscriptions



More information about the Openstack-security mailing list