azure linux kbd vulnerabilities

Latest azure linux kbd CVEs

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1. CVE-2026-72693 Kbd: local privilege escalation in openvt via incorrect process owner verification allowing passwordless root login

   Published 2026-08-11

   High·CVSS 7.8 EPSS 0.15%

   openvt -u is intended to identify the owner of the current VT and then execute login as that user from a privileged context. In the documented kbrequest/init usage, the ownership test in authenticate_user() relies on stat("/proc/<pid>/fd/0"). stat() on /proc/<pid>/fd/0 follows th...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.