PYSEC-2026-431 OpenStack Neutron allows remote attackers to bypass an intended ICMPv6-spoofing protection mechanism

The IPTables firewall in OpenStack Neutron before 7.0.4 and 8.0.0 through 8.1.0 allows remote attackers to bypass an intended ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address...

SUSE CVE-2026-50266

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...

[SECURITY] [DSA 6340-1] neutron security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6340-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff June 11, 2026 https://www.debian.org/security/faq -...

CVE-2026-50266

A flaw was found in OpenStack Neutron. A project manager can exploit this vulnerability by creating or updating a port on a shared network and setting the deviceowner to a specific value. This bypasses default access controls, allowing the project manager to obtain trusted network-service port...

Debian dsa-6340 : neutron-api - security update

The remote Debian 13 host has packages installed that are affected by a vulnerability as referenced in the dsa-6340 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6340-1 [email protected] https://www.debian.org/security/ Moritz...

CVE-2026-49299

A flaw was found in OpenStack Neutron. The tagging controller incorrectly enforces plural policy action names for single-tag write operations, while the defined policy rules use singular names. This mismatch allows a project reader to bypass intended policy restrictions, enabling them to create a...

Linux Distros Unpatched Vulnerability : CVE-2026-50266

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 28.0.1, a project manager can create or update a port on a shared network owned by another project and set deviceowner to a value th...

CVE-2026-50266

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...

UBUNTU-CVE-2026-50266

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...

CVE-2026-50266

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...

CVE-2026-50266

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...

EUVD-2026-34301

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...

CVE-2026-50266

OpenStack Neutron before 28.0.1 is affected. A port on a shared network owned by another project can be created or updated by a project manager with device_owner starting with a network: prefix (e.g., network:dhcp). The default RBAC policies did not require network ownership, allowing access to t...

CVE-2026-50266

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...

CVE-2026-50266

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...

PT-2026-46270

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 device owner to a value that has "network:" at the beginning "network:dhcp" for example. The default port RBAC policies incorrectly included PROJECT MANAGER witho...

OpenStack Neutron 安全漏洞

OpenStack Neutron is an open-source project under OpenStack, designed to provide services between interface devices managed by other OpenStack services. Prior to version 28.0.1, OpenStack Neutron had a security vulnerability. This vulnerability stemmed from the ability of project administrators t...

EUVD-2026-33074

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...

GHSA-XV24-HXH9-2HH9 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...

Linux Distros Unpatched Vulnerability : CVE-2026-49299

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 28.0.1, the tagging controller enforces plural policy action names on single- tag write operations while the defined policy rules us...