Hoch 7.8Linux-Server
CVE-2026-64531
Linux Kernel: Mehrere Schwachstellen
Debian Linux, Amazon Linux 2, Nutanix AOS, Red Hat Enterprise Linux, IBM QRadar SIEM, Red Hat OpenShift, Nutanix Prism…
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 nla_len field is u16. Commit a1e64addf3ff ("net: openvswitch: remove misbehaving actions length check") allowed the total sw_flow_actions stream to grow beyond 64 KiB, which is valid, but also removed the last guard preventing a generated nested action attribute from exceeding U16_MAX. An…
27. Jul 2026
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