{"cve":"CVE-2020-15436","nvd":{"published":"2020-11-23T21:15:11.813","modified":"2026-06-17T02:56:40.677","status":"Modified","description":"Use-after-free vulnerability in fs/block_dev.c in the Linux kernel before 5.8 allows local users to gain privileges or cause a denial of service by leveraging improper access to a certain error field.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","score":6.7},"cwes":["CWE-416"],"references":["https://lkml.org/lkml/2020/6/7/379","https://security.netapp.com/advisory/ntap-20201218-0002/","https://lkml.org/lkml/2020/6/7/379","https://security.netapp.com/advisory/ntap-20201218-0002/"],"products":["broadcom:brocade_fabric_operating_system_firmware","linux:linux_kernel","netapp:a250_firmware","netapp:a700s_firmware","netapp:aff_500f_firmware","netapp:aff_8300_firmware","netapp:aff_8700_firmware","netapp:aff_a400_firmware","netapp:cloud_backup","netapp:fabric-attached_storage_a400_firmware","netapp:fas_500f_firmware","netapp:fas_8300_firmware","netapp:fas_8700_firmware","netapp:h410c_firmware","netapp:h610c_firmware","netapp:h610s_firmware","netapp:h615c_firmware","netapp:solidfire_\\&_hci_management_node","netapp:solidfire_baseboard_management_controller_firmware"],"source":"nvd","synced_at":"2026-10-19T21:11:20.317016139+00:00"},"epss":{"cve":"CVE-2020-15436","score":0.00928,"percentile":0.60558,"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."]}