CVE-2026-34179

In Canonical LXD versions 4.12 through 6.7, the doCertificateUpdate function in lxd/certificates.go does not validate the Type field when handling PUT/PATCH requests to /1.0/certificates/fingerprint for restricted TLS certificate users, allowing a remote authenticated attacker to escalate...

LXD: Update of type field in restricted TLS certificate allows privilege escalation to cluster admin

Summary A restricted TLS certificate user can escalate to cluster admin by changing their certificate type from client to server via PUT/PATCH to /1.0/certificates/fingerprint. The non-admin guard and reset block in doCertificateUpdate fail to validate or reset the Type field, allowing a...

DEBIAN-CVE-2026-34179

In Canonical LXD versions 4.12 through 6.7, the doCertificateUpdate function in lxd/certificates.go does not validate the Type field when handling PUT/PATCH requests to /1.0/certificates/fingerprint for restricted TLS certificate users, allowing a remote authenticated attacker to escalate...

CVE-2024-6219

Mark Laing discovered in LXD's PKI mode, until version 5.21.1, that a restricted certificate could be added to the trust store with its restrictions not honoured...

CVE-2024-6219

Mark Laing discovered in LXD's PKI mode, until version 5.21.1, that a restricted certificate could be added to the trust store with its restrictions not honoured...

CVE-2024-6219

CVE-2024-6219 affects LXD when running in PKI mode prior to 5.21.1. A restricted client certificate can be added to the trust store and have its restrictions ignored, granting full access to the server. Root cause: PKI mode did not honor core.trust_ca_certificates during CA-signed authentication,...

CVE-2024-6219

Mark Laing discovered in LXD's PKI mode, until version 5.21.1, that a restricted certificate could be added to the trust store with its restrictions not honoured...

CVE-2024-6219

Mark Laing discovered in LXD's PKI mode, until version 5.21.1, that a restricted certificate could be added to the trust store with its restrictions not honoured...

CVE-2024-6219

Mark Laing discovered in LXD's PKI mode, until version 5.21.1, that a restricted certificate could be added to the trust store with its restrictions not honoured...