CVE-2026-16460 — Bootc: ostree: bootc/ostree: staged deployments not revalidated against container signature policy before finalization
A flaw was found in bootc and ostree. Already-staged deployments are finalized without revalidating the deployment's container image against the current containers signature pol…
Published: 2026-10-19 · CVSS: 7.4 · CVSS 3.1
A flaw was found in bootc and ostree. Already-staged deployments are finalized without revalidating the deployment's container image against the current containers signature policy. Unsigned OS content staged under a prior permissive policy can remain bootable after policy is hardened to reject unsigned images, leading to full host compromise on reboot.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7