{"cve":"CVE-2020-27820","nvd":{"published":"2021-11-03T00:15:07.550","modified":"2026-06-17T03:09:40.923","status":"Modified","description":"A vulnerability was found in Linux kernel, where a use-after-frees in nouveau's postclose() handler could happen if removing device (that is not common to remove video card physically without power-off, but same happens if \"unbind\" the driver).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","score":4.7},"cwes":["CWE-416"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1901726","https://lore.kernel.org/dri-devel/20201103194912.184413-2-jcline%40redhat.com/","https://lore.kernel.org/dri-devel/20201103194912.184413-3-jcline%40redhat.com/","https://lore.kernel.org/dri-devel/20201103194912.184413-4-jcline%40redhat.com/","https://www.oracle.com/security-alerts/cpujul2022.html"],"products":["fedoraproject:fedora","linux:linux_kernel","oracle:communications_cloud_native_core_binding_support_function","oracle:communications_cloud_native_core_network_exposure_function","oracle:communications_cloud_native_core_policy"],"source":"nvd","synced_at":"2026-10-19T21:24:39.218183596+00:00"},"epss":{"cve":"CVE-2020-27820","score":0.00502,"percentile":0.43003,"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."]}