Medium 5.5Published Feb 14, 2026

CVE-2026-23131platform/x86: hp-bioscfg: Fix kobject warnings for empty attribute names

Updated under an hour ago (Oct 27, 2026, 2:10 PM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: platform/x86: hp-bioscfg: Fix kobject warnings for empty attribute names The hp-bioscfg driver attempts to register kobjects with empty names when the HP BIOS returns attributes with empty name strings. This causes multiple kernel warnings: kobject: (00000000135fb5e6): attempted to be registered with empty name! WARNING: CPU: 14 PID: 3336 at lib/kobject.c:219 kobject_add_internal+0x2eb/0x310 Add validation in hp_init_bios_buffer_attribute() to check if the attribute name is empty after parsing it from the WMI buffer. If empty, log a debug message and skip registration of that attribute, allowing the module to continue processing other valid attributes.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Analyzed
Record last updated: May 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from a34fc329b1895fc8a6eb12099adc47009421ba6a before 29917c80aa96a25cbcf5876fd774a1cfd72b01a9; from a34fc329b1895fc8a6eb12099adc47009421ba6a before 6476be59b7162b891b7bddbd0c2924d87379ef6c; from a34fc329b1895fc8a6eb12099adc47009421ba6a before 800b2767905d6b409b8bbe357121970f0b489a89; from a34fc329b1895fc8a6eb12099adc47009421ba6a before fdee1b09721605f532352628d0a24623e7062efb	CNA record
linux linux_kernel linux:linux_kernel	from 6.6 before 6.6.122; from 6.7 before 6.12.68; from 6.13 before 6.18.8; 6.19; 6.19; 6.19; 6.19; 6.19; and 1 more ranges	NVD

References

References

https://git.kernel.org/stable/c/29917c80aa96a25cbcf5876fd774a1cfd72b01a9	patch
https://git.kernel.org/stable/c/6476be59b7162b891b7bddbd0c2924d87379ef6c	patch
https://git.kernel.org/stable/c/800b2767905d6b409b8bbe357121970f0b489a89	patch
https://git.kernel.org/stable/c/fdee1b09721605f532352628d0a24623e7062efb	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.