{"cve":"CVE-2020-8992","nvd":{"published":"2020-02-14T05:15:13.667","modified":"2026-06-17T03:27:18.693","status":"Modified","description":"ext4_protect_reserved_inode in fs/ext4/block_validity.c in the Linux kernel through 5.5.3 allows attackers to cause a denial of service (soft lockup) via a crafted journal size.","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-400","CWE-834"],"references":["http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html","https://patchwork.ozlabs.org/patch/1236118/","https://security.netapp.com/advisory/ntap-20200313-0003/","https://usn.ubuntu.com/4318-1/","https://usn.ubuntu.com/4324-1/"],"products":["canonical:ubuntu_linux","linux:linux_kernel","netapp:active_iq_unified_manager","netapp:cloud_backup","netapp:data_availability_services","netapp:h410c_firmware","netapp:hci_management_node","netapp:solidfire","netapp:steelstore_cloud_integrated_storage","opensuse:leap"],"source":"nvd","synced_at":"2026-10-19T21:02:53.949909883+00:00"},"epss":{"cve":"CVE-2020-8992","score":0.00416,"percentile":0.35959,"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."]}