Medium 5.5Published Feb 4, 2026

CVE-2026-23090slimbus: core: fix device reference leak on report present

Updated under an hour ago (Oct 27, 2026, 11:40 AM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: slimbus: core: fix device reference leak on report present Slimbus devices can be allocated dynamically upon reception of report-present messages. Make sure to drop the reference taken when looking up already registered devices. Note that this requires taking an extra reference in case the device has not yet been registered and has to be allocated.

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 46a2bb5a7f7ea2728be50f8f5b29a20267f700fe before b1217e40705b2f6d311c197b12866752656217ff; from 46a2bb5a7f7ea2728be50f8f5b29a20267f700fe before 948615429c9f2ac9d25d4e1f1a4472926b217a9a; 46a2bb5a7f7ea2728be50f8f5b29a20267f700fe builds before 02b78bbfbafe49832e508079148cb87cdfa55825; 46a2bb5a7f7ea2728be50f8f5b29a20267f700fe builds before 2ddc09f6a0a221b1d91a7cbc8cc2cefdbd334fe6; from 46a2bb5a7f7ea2728be50f8f5b29a20267f700fe before 54de72a7aabc0749938d7a2833a0c1a5d3ed7ac9; from 46a2bb5a7f7ea2728be50f8f5b29a20267f700fe before 6602bb4d1338e92b5838e50322b87697bdbd2ee0; from 46a2bb5a7f7ea2728be50f8f5b29a20267f700fe before 9391380eb91ea5ac792aae9273535c8da5b9aa01	CNA record
linux linux_kernel linux:linux_kernel	from 4.16 before 5.10.249; from 5.11 before 5.15.199; from 5.16 before 6.1.162; from 6.2 before 6.6.122; from 6.7 before 6.12.68; from 6.13 before 6.18.8; 6.19; 6.19; and 4 more ranges	NVD

References

References

https://git.kernel.org/stable/c/b1217e40705b2f6d311c197b12866752656217ff	patch
https://git.kernel.org/stable/c/948615429c9f2ac9d25d4e1f1a4472926b217a9a	patch
https://git.kernel.org/stable/c/02b78bbfbafe49832e508079148cb87cdfa55825	patch
https://git.kernel.org/stable/c/2ddc09f6a0a221b1d91a7cbc8cc2cefdbd334fe6	patch
https://git.kernel.org/stable/c/54de72a7aabc0749938d7a2833a0c1a5d3ed7ac9	patch
https://git.kernel.org/stable/c/6602bb4d1338e92b5838e50322b87697bdbd2ee0	patch
https://git.kernel.org/stable/c/9391380eb91ea5ac792aae9273535c8da5b9aa01	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.