{"id":"GO-2026-5266","summary":"GoBGP: Remote Denial of Service (Panic) in UpdatePathAttrs4ByteAs via Malformed BGP UPDATE in github.com/osrg/gobgp","details":"GoBGP: Remote Denial of Service (Panic) in UpdatePathAttrs4ByteAs via Malformed BGP UPDATE in github.com/osrg/gobgp","aliases":["CVE-2026-41643","GHSA-8rxh-r2p6-7f2q"],"modified":"2026-07-24T19:00:21.610411877Z","published":"2026-07-24T18:35:55Z","database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-5266","review_status":"REVIEWED"},"references":[{"type":"ADVISORY","url":"https://github.com/osrg/gobgp/security/advisories/GHSA-8rxh-r2p6-7f2q"},{"type":"WEB","url":"https://github.com/osrg/gobgp/releases/tag/v4.3.0"}],"affected":[{"package":{"name":"github.com/osrg/gobgp/v4","ecosystem":"Go","purl":"pkg:golang/github.com/osrg/gobgp/v4"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.3.0"}]}],"ecosystem_specific":{"imports":[{"path":"github.com/osrg/gobgp/v4/pkg/server","symbols":["BgpServer.AddPeer","NewBgpServer","server.AddPeer"]}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-5266.json"}}],"schema_version":"1.7.5"}