{"id":"CVE-2026-21991","aliases":["DEBIAN-CVE-2026-21991","EUVD-2026-12522","GHSA-m3x9-92c9-624c"],"status":"published","title":"A DTrace component, dtprobed, allows arbitrary file creation through crafted USDT provider names.","description":"A DTrace component, dtprobed, allows arbitrary file creation through crafted USDT provider names.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00206,"percentile":0.10723,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-22"],"published":"2026-03-16T21:36:44Z","modified":"2026-10-01T03:03:08Z","fixes":[{"ecosystem":"Debian:14","package":"dtrace","fixed_in":["2.0.6-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:14","package":"dtrace","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.6-1"}]}],"versions":["2.0.5-1"]}],"products":[{"vendor":"oracle","product":"linux"},{"vendor":"oracle corporation","product":"oracle linux"}],"references":[{"url":"https://linux.oracle.com/cve/CVE-2026-21991.html","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21991"},{"url":"https://github.com/advisories/GHSA-m3x9-92c9-624c"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-21991","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-21991","description":"A DTrace component, dtprobed, allows arbitrary file creation through crafted USDT provider names.","status":"published","published":"2026-03-16T21:36:44.856Z","modified":"2026-03-17T13:35:45.79Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T13:41:53.237769Z"}],"euvd":[{"id":"EUVD-2026-12522","description":"A DTrace component, dtprobed, allows arbitrary file creation through crafted USDT provider names.","status":"published","published":"2026-03-16T21:36:44Z","modified":"2026-03-17T13:35:45Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T19:25:33.692584Z"}],"ghsa":[{"id":"GHSA-m3x9-92c9-624c","title":"A DTrace component, dtprobed, allows arbitrary file creation through crafted USDT provider names.","description":"A DTrace component, dtprobed, allows arbitrary file creation through crafted USDT provider names.","status":"published","published":"2026-03-17T00:31:34Z","modified":"2026-03-17T15:36:22Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:06:40.510126Z"}],"nvd":[{"id":"CVE-2026-21991","description":"A DTrace component, dtprobed, allows arbitrary file creation through crafted USDT provider names.","status":"published","published":"2026-03-16T22:16:18.397Z","modified":"2026-06-17T10:19:19.123Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:12:09.735529Z"}],"osv":[{"id":"DEBIAN-CVE-2026-21991","description":"A DTrace component, dtprobed, allows arbitrary file creation through crafted USDT provider names.","status":"published","published":"2026-03-16T22:16:18.397Z","modified":"2026-10-01T03:03:08.103735297Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:53.097669Z"}]}}