{"cve":"CVE-2021-47141","nvd":{"published":"2024-03-25T09:15:08.790","modified":"2026-06-17T04:16:38.320","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ngve: Add NULL pointer checks when freeing irqs.\n\nWhen freeing notification blocks, we index priv->msix_vectors.\nIf we failed to allocate priv->msix_vectors (see abort_with_msix_vectors)\nthis could lead to a NULL pointer dereference if the driver is unloaded.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-476"],"references":["https://git.kernel.org/stable/c/5218e919c8d06279884aa0baf76778a6817d5b93","https://git.kernel.org/stable/c/5278c75266c5094d3c0958793bf12fc90300e580","https://git.kernel.org/stable/c/821149ee88c206fa37e79c1868cc270518484876","https://git.kernel.org/stable/c/da21a35c00ff1a1794d4f166d3b3fa8db4d0f6fb","https://git.kernel.org/stable/c/5218e919c8d06279884aa0baf76778a6817d5b93"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:47:51.568503435+00:00"},"epss":{"cve":"CVE-2021-47141","score":0.00225,"percentile":0.13221,"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."]}