{"cve":"CVE-2026-89463","nvd":{"published":"2026-09-11T20:19:27.283","modified":"2026-10-19T09:17:38.763","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: ucs1002: fix use-after-free on remove\n\nucs1002 has no remove callback, so unbind runs entirely through devm.\nThe alert IRQ handler queues the health_poll delayed work, and the work\nreschedules itself while the chip reports a bad-health condition.  devm\nfrees the alert IRQ, which only synchronizes the handler; it does not\ncancel the delayed work, which can then run after devm frees the driver\ndata and dereference it.\n\nRegister health_poll with devm_delayed_work_autocancel() before the\nalert IRQ is requested.  devm then frees the IRQ before cancelling the\nwork, so the handler can no longer queue it and the work is cancelled\nbefore the driver data is freed.\n\nThis issue was found by an in-house static analysis tool.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/00c19f8a9a58a318a76fd6f735a8aab3f8ead393","https://git.kernel.org/stable/c/2ec4d203ecb06d327af67e32097fe8f774838a40","https://git.kernel.org/stable/c/35242c93d35f391afdc84cef6236b8ad57f1df24","https://git.kernel.org/stable/c/39b60d615dfa1725c235351fb12bc72e5f8a8d32","https://git.kernel.org/stable/c/4ca2a4678202f15eb790eb7f1d562061709caea7"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:53:43.293028046+00:00"},"epss":{"cve":"CVE-2026-89463","score":0.00211,"percentile":0.11295,"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."]}