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CVE-2025-39701 ACPI: pfr_update: Fix the driver update version check

Description

In the Linux kernel, the following vulnerability has been resolved: ACPI: pfr_update: Fix the driver update version check The security-version-number check should be used rather than the runtime version check for driver updates. Otherwise, the firmware update would fail when the update binary had a lower runtime version number than the current one. [ rjw: Changelog edits ]

Affected products and versions

Product Affected versions Fixed in
Linux 6.17 earliest → < 6.17 6.17
Linux 6.16 earliest → < 6.16.4 6.16.4
Linux 6.12 earliest → < 6.12.44 6.12.44
Linux 6.6 earliest → < 6.6.103 6.6.103
Linux 6.1 earliest → < 6.1.149 6.1.149
Linux 5.17 No fix stated
SIMATIC CN 4100 5.0 earliest → < 5.0 5.0

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