{"id":"CVE-2026-41643","revision":"3bd754865254490296123373df190100","records":[{"revision":"3bd754865254490296123373df190100","observedAt":"2026-10-27T10:10:19.004+00:00","statement":{"source":"nvd","id":"CVE-2026-41643","aliases":[],"title":"GoBGP is an open source Border Gateway Protocol (BGP) implementation in the Go Programming Language. Prior to version 4.3.0, a remote Denial of Service (DoS) vulnerability exists in GoBGP where a malformed BGP UPDATE message can trigger a r…","description":"GoBGP is an open source Border Gateway Protocol (BGP) implementation in the Go Programming Language. Prior to version 4.3.0, a remote Denial of Service (DoS) vulnerability exists in GoBGP where a malformed BGP UPDATE message can trigger a runtime error: index out of range panic. This occurs during the processing of 4-byte AS attributes when the message structure causes an internal slice index shift that is not properly handled. This issue has been patched in version 4.3.0.","state":0,"publishedAt":"2026-05-07T12:16:17.623+00:00","modifiedAt":"2026-10-26T21:10:00.17+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5,"severity":"HIGH"}],"references":["https://github.com/osrg/gobgp/releases/tag/v4.3.0","https://github.com/osrg/gobgp/security/advisories/GHSA-8rxh-r2p6-7f2q"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-41643","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-129"],"productCriteria":["cpe:2.3:a:osrg:gobgp:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2026-05-07T12:16:17.623","lastModified":"2026-10-26T21:10:00.170"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-41643","identifiers":["CVE-2026-41643"]},"retained":false,"historicalAffected":[]}],"coverage":[]}