{"id":"CVE-2025-40843","state":"PUBLISHED","title":"Buffer overflow in CodeChecker log command","description":"CodeChecker is an analyzer tooling, defect database and viewer extension for the Clang Static Analyzer and Clang Tidy. \n\n\n\n\nCodeChecker versions up to 6.26.1 contain a buffer overflow vulnerability in the internal ldlogger library, which is executed by the CodeChecker log command.\n\n\n\n\n\nThis issue affects CodeChecker: through 6.26.1.","publishedAt":"2025-10-28T18:49:49.516Z","updatedAt":"2025-10-28T19:30:25.737Z","severity":{"score":5.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","source":"ERIC"},"assigner":"ERIC","products":["Ericsson CodeChecker"],"affected":[{"vendor":"Ericsson","product":"CodeChecker","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"6.26.1","versionType":"python"}],"platforms":["Linux"]}],"references":["https://github.com/Ericsson/codechecker/security/advisories/GHSA-5xf2-f6ch-6p8r"],"weaknesses":["CWE-121"],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/40xxx/CVE-2025-40843.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-40843","state":"PUBLISHED","datePublished":"2025-10-28T18:49:49.516Z","dateUpdated":"2025-10-28T19:30:25.737Z","assignerShortName":"ERIC","assignerOrgId":"85b1779b-6ecd-4f52-bcc5-73eac4659dcf","dateReserved":"2025-04-16T08:59:01.744Z"},"containers":{"cna":{"title":"Buffer overflow in CodeChecker log command","descriptions":[{"lang":"en","value":"CodeChecker is an analyzer tooling, defect database and viewer extension for the Clang Static Analyzer and Clang Tidy. \n\n\n\n\nCodeChecker versions up to 6.26.1 contain a buffer overflow vulnerability in the internal ldlogger library, which is executed by the CodeChecker log command.\n\n\n\n\n\nThis issue affects CodeChecker: through 6.26.1."}],"affected":[{"vendor":"Ericsson","product":"CodeChecker","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"6.26.1","versionType":"python"}],"platforms":["Linux"]}],"references":[{"url":"https://github.com/Ericsson/codechecker/security/advisories/GHSA-5xf2-f6ch-6p8r","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":5.9,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","description":"CWE-121 Stack based buffer overflow","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"ERIC","orgId":"85b1779b-6ecd-4f52-bcc5-73eac4659dcf","dateUpdated":"2025-10-28T18:49:49.516Z"},"impacts":[{"capecId":"CAPEC-100","descriptions":[{"lang":"en","value":"CAPEC-100 Overflow Buffers"}]}],"source":{"discovery":"INTERNAL"},"tags":["x_open-source"],"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-10-28T19:30:15.826239Z","id":"CVE-2025-40843","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-28T19:30:25.737Z"}}]}}}