Vulnerability 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 ]
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.17, < 6.1.149 |
| Debian | Debian Linux | 11.0 |
References
- https://git.kernel.org/stable/c/79300ff532bccbbf654992c7c0863b49a6c3973cPatch
- https://git.kernel.org/stable/c/8151320c747efb22d30b035af989fed0d502176ePatch
- https://git.kernel.org/stable/c/908094681f645d3a78e18ef90561a97029e2df7bPatch
- https://git.kernel.org/stable/c/b00219888c11519ef75d988fa8a780da68ff568ePatch
- https://git.kernel.org/stable/c/cf0a88124e357bffda487cbf3cb612bb97eb97e4Patch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.htmlMailing ListThird Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-032379.html
FAQ
What is CVE-2025-39701?
CVE-2025-39701 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 ver...
How severe is CVE-2025-39701?
CVE-2025-39701 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-39701?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux.