{"cve":"CVE-2019-9547","nvd":{"published":"2019-03-01T22:29:00.277","modified":"2026-06-17T02:43:55.893","status":"Modified","description":"In Storage Performance Development Kit (SPDK) before 19.01, a malicious vhost client (i.e., virtual machine) could carefully construct a circular descriptor chain that would result in a partial denial of service in the SPDK vhost target, because the vhost target did not properly detect such chains.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3},"cwes":["CWE-834"],"references":["https://github.com/spdk/spdk/commit/eca42c66092b9031711afe215fbc1891ee55f143","https://github.com/spdk/spdk/releases/tag/v19.01","https://github.com/spdk/spdk/commit/eca42c66092b9031711afe215fbc1891ee55f143","https://github.com/spdk/spdk/releases/tag/v19.01"],"products":["spdk:storage_performance_development_kit"],"source":"nvd","synced_at":"2026-10-19T20:54:46.948512734+00:00"},"epss":{"cve":"CVE-2019-9547","score":0.01497,"percentile":0.74217,"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."]}