{"cve":"CVE-2022-47021","nvd":{"published":"2023-01-20T19:15:17.550","modified":"2026-06-17T05:12:47.450","status":"Modified","description":"A null pointer dereference issue was discovered in functions op_get_data and op_open1 in opusfile.c in xiph opusfile 0.9 thru 0.12 allows attackers to cause denial of service or other unspecified impacts.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-476"],"references":["https://github.com/xiph/opusfile/commit/0a4cd796df5b030cb866f3f4a5e41a4b92caddf5","https://github.com/xiph/opusfile/issues/36","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ODIA6QRIRBNF2HRXOE5VCZ2AFP4ZB4R/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4LIKBLOE433RA44YTYUZLED4IOWJG5DV/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ED4CWLBR2WQ2IXXTHZ24UYZBRNCLMJXH/"],"products":["fedoraproject:fedora","xiph:opusfile"],"source":"nvd","synced_at":"2026-10-19T21:37:34.931465858+00:00"},"epss":{"cve":"CVE-2022-47021","score":0.00403,"percentile":0.34555,"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."]}