{"cve":"CVE-2022-50640","nvd":{"published":"2025-12-09T01:16:46.410","modified":"2026-06-17T05:23:54.960","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: core: Fix kernel panic when remove non-standard SDIO card\n\nSDIO tuple is only allocated for standard SDIO card, especially it causes\nmemory corruption issues when the non-standard SDIO card has removed, which\nis because the card device's reference counter does not increase for it at\nsdio_init_func(), but all SDIO card device reference counter gets decreased\nat sdio_release_func().","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/1e8cd93ae536581562bab4e1d8c5315bbc2548bf","https://git.kernel.org/stable/c/1fb79478695d92bab1c120ad3dad05252b02a29d","https://git.kernel.org/stable/c/66d461a92f32b6995b630625d350259b6b1f961b","https://git.kernel.org/stable/c/7a09c64b7da0abdec3919812e3d93ecc44069ed0","https://git.kernel.org/stable/c/8bf037279b5869ae9331c42bb1527d2680ebba96"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:16:40.427100871+00:00"},"epss":{"cve":"CVE-2022-50640","score":0.0021,"percentile":0.11217,"date":"2026-11-01"},"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."]}