US 2025/0094596 A1 · SOFTWARE UPDATING DEVICE

Abstract

The present invention makes it possible to identify software that is safe and determines what software can be rolled back while maintaining a high level of safety and security. A software updating device E1000 includes: software unit storage E1520 that stores a plurality of software units UX000 that include label information UX400; and an update control unit E1400 that controls software updates for a vehicular control device ECU_EX000. The label information UX400 includes at least safety-related information for the software units UX000. Upon receiving a rollback command, the update control unit E1400 selects software from the plurality of software units UX000 that has safety-related label information UX400 that is identical to safety-related label information UX400 of software installed at the vehicular control device as software to roll back.

Claims6

Dependent claims

A software updating device that controls a software update of a vehicular control device, the software updating device comprising:

software storage that stores a plurality of software units including label information;
and
a software update control unit that controls a software update of the vehicular control device, wherein
the label information includes at least safety-related information for the software units, and
upon receiving a rollback command, the software update control unit selects, as a software unit to be rolled back from among the plurality of software units, a software unit having the safety-related label information identical to the safety-related label information of the software unit installed in the vehicular control device.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application

18/726,852Filed 15 Aug 2022

Priority

JP 2022-00779521 Jan 2022

Published

20 Mar 2025

Term ends

Not estimatedThe source records don’t support an estimate.

Classification7 codes

G06F 21/572
Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates…:…
B60R 16/02
Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits…:…
G06F 8/65
Software deployment: updates
G06F 21/54
During program execution, e.g. stack integrity ; Preventing unwanted data erasure; Buffer overflow: by adding security routines or objects to programs

Software updating device

Life of this patent

Software updating device

Life of this patent

Abstract

Claims6