{"cve":"CVE-2022-50830","nvd":{"published":"2025-12-30T13:15:57.490","modified":"2026-06-17T05:24:15.743","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nauxdisplay: hd44780: Fix potential memory leak in hd44780_remove()\n\nhd44780_probe() allocates a memory chunk for hd with kzalloc() and\nmakes \"lcd->drvdata->hd44780\" point to it. When we call hd44780_remove(),\nwe should release all relevant memory and resource. But \"lcd->drvdata\n->hd44780\" is not released, which will lead to a memory leak.\n\nWe should release the \"lcd->drvdata->hd44780\" in hd44780_remove() to fix\nthe memory leak bug.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/5d407911e605702ffcc0e97a6db546592ab27dd0","https://git.kernel.org/stable/c/6cd37f8232f5e169a723e1d5fbe3b2139c2ef763","https://git.kernel.org/stable/c/8311961a1724bfc64390c539dedc31e067a80315","https://git.kernel.org/stable/c/ddf75a86aba2cfb7ec4497e8692b60c8c8fe0ee7"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:18:08.089039631+00:00"},"epss":{"cve":"CVE-2022-50830","score":0.00244,"percentile":0.15679,"date":"2026-10-31"},"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."]}