{"cve":"CVE-2026-89992","nvd":{"published":"2026-09-16T11:17:10.350","modified":"2026-10-19T09:18:46.363","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncpuidle: dt_idle_genpd: kfree() the original name allocation\n\ndt_idle_pd_alloc() kasprintf()s the full node path, then points\npd->name at kbasename() of that string. dt_idle_pd_free() kfree()s\npd->name, which is no longer the start of the allocation.\n\nCopy the basename instead.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.4},"cwes":[],"references":["https://git.kernel.org/stable/c/09d002c8fb0261d35ce9d8a705de5db034ee90b8","https://git.kernel.org/stable/c/1312ae33b91430ec99e69cd3d47f0e50a4ebf54b","https://git.kernel.org/stable/c/2b0ac85512b7f67479127b2713254490662eb13d","https://git.kernel.org/stable/c/3394c7ba23336bdb7ece29127130fd01731d42d8","https://git.kernel.org/stable/c/a38caa9ed0d5c61c17d88393b14b292199289c1f"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:54:41.405518556+00:00"},"epss":{"cve":"CVE-2026-89992","score":0.0018,"percentile":0.07514,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}