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VULNERABILITIES

CVE-2026-89992 Details

Description

In the Linux kernel, the following vulnerability has been resolved: cpuidle: dt_idle_genpd: kfree() the original name allocation dt_idle_pd_alloc() kasprintf()s the full node path, then points pd->name at kbasename() of that string. dt_idle_pd_free() kfree()s pd->name, which is no longer the start of the allocation. Copy the basename instead.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: kernel.orgCVSS-B:8.4 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://git.kernel.org/stable/c/09d002c8fb0261d35ce9d8a705de5db034ee90b8 kernel.org
https://git.kernel.org/stable/c/1312ae33b91430ec99e69cd3d47f0e50a4ebf54b kernel.org
https://git.kernel.org/stable/c/2b0ac85512b7f67479127b2713254490662eb13d kernel.org
https://git.kernel.org/stable/c/3394c7ba23336bdb7ece29127130fd01731d42d8 kernel.org
https://git.kernel.org/stable/c/a38caa9ed0d5c61c17d88393b14b292199289c1f kernel.org

see all 6 references

Weakness Enumeration

No weakness enumeration is available for this CVE.

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-89992
NVD Published Date:
Sep 16, 2026
NVD Last Modified:
Sep 16, 2026
Source:
kernel.org
CVE-2026-89992 Details - Not Deferred