{"cve":"CVE-2025-40097","nvd":{"published":"2025-10-30T10:15:34.173","modified":"2026-10-19T21:10:00.160","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: hda: Fix missing pointer check in hda_component_manager_init function\n\nThe __component_match_add function may assign the 'matchptr' pointer\nthe value ERR_PTR(-ENOMEM), which will subsequently be dereferenced.\n\nThe call stack leading to the error looks like this:\n\nhda_component_manager_init\n|-> component_match_add\n    |-> component_match_add_release\n        |-> __component_match_add ( ... ,**matchptr, ... )\n            |-> *matchptr = ERR_PTR(-ENOMEM);       // assign\n|-> component_master_add_with_match( ...  match)\n    |-> component_match_realloc(match, match->num); // dereference\n\nAdd IS_ERR() check to prevent the crash.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/1c3f4b15eb1850558d7d4da74b98cffbb8121721","https://git.kernel.org/stable/c/1cf11d80db5df805b538c942269e05a65bcaf5bc","https://git.kernel.org/stable/c/218a8504e62fc2c8a1fd12523346b7a2b9bd2474","https://git.kernel.org/stable/c/47d1b9ca923b55c3f407788f1f15b04957e0e027","https://git.kernel.org/stable/c/b044aa6ae63391ba40c93ca5d476d276cb17db1b"],"products":[],"source":"nvd","synced_at":"2026-10-21T03:43:09.190223697+00:00"},"epss":{"cve":"CVE-2025-40097","score":0.00199,"percentile":0.09612,"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."]}