[SECURITY] [DSA 6444-1] neutron security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6444-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff August 16, 2026 https://www.debian.org/security/faq -...

Debian dsa-6444 : neutron-api - security update

The remote Debian 13 host has packages installed that are affected by a vulnerability as referenced in the dsa-6444 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6444-1 [email protected] https://www.debian.org/security/ Moritz...

[SECURITY] [DLA 4735-1] neutron security update

Debian LTS Advisory DLA-4735-1 [email protected] https://www.debian.org/lts/security/ Santiago Ruano Rincón August 12, 2026 https://wiki.debian.org/LTS Package : neutron Version : 2:21.0.0-7+deb12u1 CVE ID : CVE-2026-55707 Debian Bug : 1142937 1143170 Multiple vulnerabilities were...

Debian dla-4735 : neutron-api - security update

The remote Debian 12 host has packages installed that are affected by a vulnerability as referenced in the dla-4735 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-4735-1 [email protected] https://www.debian.org/lts/security/...

CVE-2026-55707

In OpenStack Neutron before 28.0.2, the subnetpool onboarding API does not verify ownership of the target subnets. An authenticated user can onboard subnets from another project's shared network into their own subnetpool, mutating the victim's subnet state and altering L3 routing and address scop...

CVE-2026-55707

In OpenStack Neutron before 28.0.2, the subnetpool onboarding API does not verify ownership of the target subnets. An authenticated user can onboard subnets from another project's shared network into their own subnetpool, mutating the victim's subnet state and altering L3 routing and address scop...

EUVD-2026-53046

In OpenStack Neutron before 28.0.2, the subnetpool onboarding API does not verify ownership of the target subnets. An authenticated user can onboard subnets from another project's shared network into their own subnetpool, mutating the victim's subnet state and altering L3 routing and address scop...

CVE-2026-55707

CVE-2026-55707 affects OpenStack Neutron before 28.0.2. The subnetpool onboarding API (PUT /v2.0/subnetpools/{id}/onboard_network_subnets) does not verify subnet ownership, allowing an authenticated but lower-privileged user to onboard subnets from another project’s shared network into their own ...

CVE-2026-55707

In OpenStack Neutron before 28.0.2, the subnetpool onboarding API does not verify ownership of the target subnets. An authenticated user can onboard subnets from another project's shared network into their own subnetpool, mutating the victim's subnet state and altering L3 routing and address scop...

CVE-2026-55707

In OpenStack Neutron before 28.0.2, the subnetpool onboarding API does not verify ownership of the target subnets. An authenticated user can onboard subnets from another project's shared network into their own subnetpool, mutating the victim's subnet state and altering L3 routing and address scop...

CVE-2026-55707

In OpenStack Neutron before 28.0.2, the subnetpool onboarding API does not verify ownership of the target subnets. An authenticated user can onboard subnets from another project's shared network into their own subnetpool, mutating the victim's subnet state and altering L3 routing and address scop...

CVE-2026-55707: Incorrect Authorization

In OpenStack Neutron before 28.0.2, the subnetpool onboarding API does not verify ownership of the target subnets. An authenticated user can onboard subnets from another project's shared network into their own subnetpool, mutating the victim's subnet state and altering L3 routing and address scop...

PT-2026-67950

Name of the Vulnerable Software and Affected Versions OpenStack Neutron versions prior to 28.0.2 Description The subnetpool onboarding API fails to verify the ownership of target subnets. This allows an authenticated user to onboard subnets belonging to another project's shared network into their...

Linux Distros Unpatched Vulnerability : CVE-2026-55707

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In OpenStack Neutron before 28.0.2, the subnetpool onboarding API does not verify ownership of the target subnets. An authenticated user can onboard subnets fro...

CVE-2026-55707

An authorization bypass was found in the OpenStack Neutron subnetpool onboarding API endpoint PUT /v2.0/subnetpools/id/onboardnetworksubnets. When a caller supplies a networkid, the API only verifies that the network is visible to the caller but does not verify that the caller owns the subnets on...

OpenStack Neutron: Neutron port RBAC policy bypass allows project managers to set trusted device owners on shared networks

In OpenStack Neutron before 28.0.1, a project manager can create or update a port on a shared network owned by another project and set deviceowner to a value that has "network:" at the beginning "network:dhcp" for example. The default port RBAC policies incorrectly included PROJECTMANAGER without...

PYSEC-2026-3491 OpenStack Neutron: Neutron port RBAC policy bypass allows project managers to set trusted device owners on shared networks

In OpenStack Neutron before 28.0.1, a project manager can create or update a port on a shared network owned by another project and set deviceowner to a value that has "network:" at the beginning "network:dhcp" for example. The default port RBAC policies incorrectly included PROJECTMANAGER without...

OpenStack Neutron has an Incorrect Authorization issue

In OpenStack Neutron before 28.0.1, the tagging controller enforces plural policy action names on single-tag write operations while the defined policy rules use singular names. The mismatched names evaluate as allowed under the default policy, permitting a project reader to create and update tags...

PYSEC-2026-2678 OpenStack Neutron has an Incorrect Authorization issue

In OpenStack Neutron before 28.0.1, the tagging controller enforces plural policy action names on single-tag write operations while the defined policy rules use singular names. The mismatched names evaluate as allowed under the default policy, permitting a project reader to create and update tags...

PT-2026-59326

In OpenStack Neutron before 28.0.1, the tagging controller enforces plural policy action names on single-tag write operations while the defined policy rules use singular names. The mismatched names evaluate as allowed under the default policy, permitting a project reader to create and update tags...