Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

CVE-2026-64531

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nlalen field is u16. Commit a1e64addf3ff "net: openvswitch: remove misbehaving actions length check" allowed the...

UBUNTU-CVE-2026-64531

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nlalen field is u16. Commit a1e64addf3ff "net: openvswitch: remove misbehaving actions length check" allowed the...

EUVD-2026-49109

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nlalen field is u16. Commit a1e64addf3ff "net: openvswitch: remove misbehaving actions length check" allowed the...

CVE-2026-64531 net: openvswitch: reject oversized nested action attrs

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nlalen field is u16. Commit a1e64addf3ff "net: openvswitch: remove misbehaving actions length check" allowed the...

CVE-2026-64531

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nlalen field is u16. Commit a1e64addf3ff "net: openvswitch: remove misbehaving actions length check" allowed the...

PT-2026-64855

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description Open vSwitch stores generated flow actions as nlattrs, which use a nla len field of type u16. A previous change allowed the total sw flow actions stream to exceed 64 KiB but removed the...

Linux Distros Unpatched Vulnerability : CVE-2026-64531

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nlalen field is u16. Commit a1e64addf3ff net...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net: openvswitch: Fixed a leak in nested actions. When parsing user-provided actions, the openvswitch module may dynamically allocate memory and store pointers in the internal copy of the actions. This memory must be freed whe...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990564)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990564 advisory. In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-990119)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990119 advisory. In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989144)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989144 advisory. In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987615)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987615 advisory. In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch...

EUVD-2022-55118

Malicious code in bioql PyPI...

SUSE CVE-2022-49086

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch module may dynamically allocate memory and store pointers in the internal copy of the actions. So this memory has to be freed while...

CVE-2022-49086

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch module may dynamically allocate memory and store pointers in the internal copy of the actions. So this memory has to be freed while...

CVE-2022-49086

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch module may dynamically allocate memory and store pointers in the internal copy of the actions. So this memory has to be freed while...

DEBIAN-CVE-2022-49086

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch module may dynamically allocate memory and store pointers in the internal copy of the actions. So this memory has to be freed while...

UBUNTU-CVE-2022-49086

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch module may dynamically allocate memory and store pointers in the internal copy of the actions. So this memory has to be freed while...

CVE-2022-49086 net: openvswitch: fix leak of nested actions

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch module may dynamically allocate memory and store pointers in the internal copy of the actions. So this memory has to be freed while...