{"cve":"CVE-2019-19770","nvd":{"published":"2019-12-12T20:15:17.787","modified":"2026-06-17T02:27:13.140","status":"Modified","description":"In the Linux kernel 4.19.83, there is a use-after-free (read) in the debugfs_remove function in fs/debugfs/inode.c (which is used to remove a file or directory in debugfs that was previously created with a call to another debugfs function such as debugfs_create_file). NOTE: Linux kernel developers dispute this issue as not being an issue with debugfs, instead this is an issue with misuse of debugfs within blktrace","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","score":8.2},"cwes":["CWE-416"],"references":["http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00035.html","https://bugzilla.kernel.org/show_bug.cgi?id=205713","https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html","https://lore.kernel.org/linux-block/20200402000002.7442-1-mcgrof%40kernel.org/","https://security.netapp.com/advisory/ntap-20200103-0001/"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T20:59:27.069234358+00:00"},"epss":{"cve":"CVE-2019-19770","score":0.02447,"percentile":0.84355,"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."]}