{"api_version":"1","generated_at":"2026-04-23T05:59:16+00:00","cve":"CVE-2022-23901","urls":{"html":"https://cve.report/CVE-2022-23901","api":"https://cve.report/api/cve/CVE-2022-23901.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-23901","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-23901"},"summary":{"title":"CVE-2022-23901","description":"A stack overflow re2c 2.2 exists due to infinite recursion issues in src/dfa/dead_rules.cc.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2022-03-29 12:15:00","updated_at":"2022-04-04 18:53:00"},"problem_types":["CWE-787"],"metrics":[],"references":[{"url":"https://github.com/skvadrik/re2c/issues/394","name":"https://github.com/skvadrik/re2c/issues/394","refsource":"MISC","tags":[],"title":"Stack overflow due to recursion in src/dfa/dead_rules.cc · Issue #394 · skvadrik/re2c · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-23901","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23901","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"23901","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"re2c","cpe5":"re2c","cpe6":"2.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2022-23901","qid":"182449","title":"Debian Security Update for re2c (CVE-2022-23901)"},{"cve":"CVE-2022-23901","qid":"296086","title":"Oracle Solaris 11.4 Support Repository Update (SRU) 51.132.1 Missing (CPUOCT2022)"},{"cve":"CVE-2022-23901","qid":"356739","title":"Amazon Linux Security Advisory for re2c : ALAS2-2023-2344"},{"cve":"CVE-2022-23901","qid":"356915","title":"Amazon Linux Security Advisory for re2c : ALAS2023-2023-438"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2022-23901","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A stack overflow re2c 2.2 exists due to infinite recursion issues in src/dfa/dead_rules.cc."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://github.com/skvadrik/re2c/issues/394","refsource":"MISC","name":"https://github.com/skvadrik/re2c/issues/394"}]}},"nvd":{"publishedDate":"2022-03-29 12:15:00","lastModifiedDate":"2022-04-04 18:53:00","problem_types":["CWE-787"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"},"exploitabilityScore":3.9,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":7.5},"severity":"HIGH","exploitabilityScore":10,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:re2c:re2c:2.2:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2022","CveId":"23901","Ordinal":"226837","Title":"CVE-2022-23901","CVE":"CVE-2022-23901","Year":"2022"},"notes":[{"CveYear":"2022","CveId":"23901","Ordinal":"1","NoteData":"** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}