{"cve":"CVE-2022-48468","nvd":{"published":"2023-04-13T21:15:07.077","modified":"2026-06-17T05:15:29.100","status":"Modified","description":"protobuf-c before 1.4.1 has an unsigned integer overflow in parse_required_member.","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-190"],"references":["https://github.com/protobuf-c/protobuf-c/commit/ec3d900001a13ccdaa8aef996b34c61159c76217","https://github.com/protobuf-c/protobuf-c/issues/499","https://github.com/protobuf-c/protobuf-c/pull/513","https://github.com/protobuf-c/protobuf-c/releases/tag/v1.4.1","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EI4JZSHJXW7WOOTAQSV5SUCC5GE2GC2B/"],"products":["protobuf-c_project:protobuf-c"],"source":"nvd","synced_at":"2026-10-19T21:38:05.473481323+00:00"},"epss":{"cve":"CVE-2022-48468","score":0.00369,"percentile":0.30755,"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."]}