high
DENX U-Boot: Denial of service and code execution possible
CERT-Bund (BSI) reports several vulnerabilities in DENX U-Boot with severity high. The stated impact is denial of service and code execution. The full description, affected versions and recommended action are available from CERT-Bund (BSI).
What this means for you
An attacker can run their own code on the system. The first question is reachability from the internet — if it is given, the update belongs ahead of the regular maintenance window.
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