GovCERT.HK Issues High Threat Alert for Linux Kernel Open vSwitch Privilege Escalation Flaw (CVE-2026-64531)
GovCERT.HK has issued a High Threat Security Alert (A26-08-05) for a local elevation of privilege vulnerability (OVSwrap, CVE-2026-64531) in the Linux Kernel Open vSwitch Datapath, affecting multiple kernel versions and enabling unprivileged local attackers to gain root access via memory corruption, with public PoC exploit code available. Read more