{"cve":"CVE-2021-47601","nvd":{"published":"2024-06-19T15:15:54.670","modified":"2026-06-17T04:18:08.373","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntee: amdtee: fix an IS_ERR() vs NULL bug\n\nThe __get_free_pages() function does not return error pointers it returns\nNULL so fix this condition to avoid a NULL dereference.","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/640e28d618e82be78fb43b4bf5113bc90d6aa442","https://git.kernel.org/stable/c/832f3655c6138c23576ed268e31cc76e0f05f2b1","https://git.kernel.org/stable/c/9d7482771fac8d8e38e763263f2ca0ca12dd22c6","https://git.kernel.org/stable/c/640e28d618e82be78fb43b4bf5113bc90d6aa442","https://git.kernel.org/stable/c/832f3655c6138c23576ed268e31cc76e0f05f2b1"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:52:00.836172422+00:00"},"epss":{"cve":"CVE-2021-47601","score":0.00239,"percentile":0.15003,"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."]}