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
linux: linux kernel; debian: debian linux
References7
- git.kernel.org/stable/c/79300ff532bccbbf654992c7c0863b49a6c3973c Patch
- git.kernel.org/stable/c/8151320c747efb22d30b035af989fed0d502176e Patch
- git.kernel.org/stable/c/908094681f645d3a78e18ef90561a97029e2df7b Patch
- git.kernel.org/stable/c/b00219888c11519ef75d988fa8a780da68ff568e Patch
- git.kernel.org/stable/c/cf0a88124e357bffda487cbf3cb612bb97eb97e4 Patch
- lists.debian.org/debian-lts-announce/2025/10/msg00008.html Mailing ListThird Party Advisory
- cert-portal.siemens.com/productcert/html/ssa-032379.html
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 9 · as of 8 November 2026
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