{"schema_version":"1.3.1","id":"GO-2026-5955","modified":"2026-07-24T18:35:55Z","published":"2026-07-24T18:35:55Z","aliases":["CVE-2026-49837","GHSA-gjrg-jjr3-56cm"],"summary":"GoBGP: BGP OPEN capability parser may read capability values outside declared CapLen boundaries in github.com/osrg/gobgp","details":"GoBGP: BGP OPEN capability parser may read capability values outside declared CapLen boundaries in github.com/osrg/gobgp","affected":[{"package":{"name":"github.com/osrg/gobgp/v4","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.6.0"}]}],"ecosystem_specific":{"imports":[{"path":"github.com/osrg/gobgp/v4/pkg/packet/bgp","symbols":["BGPOpen.DecodeFromBytes","CapFQDN.DecodeFromBytes","CapFourOctetASNumber.DecodeFromBytes","CapGracefulRestart.DecodeFromBytes","CapMultiProtocol.DecodeFromBytes","CapSoftwareVersion.DecodeFromBytes","DecodeCapability","OptionParameterCapability.DecodeFromBytes","ParseBGPBody","ParseBGPMessage"]}]}}],"references":[{"type":"ADVISORY","url":"https://github.com/osrg/gobgp/security/advisories/GHSA-gjrg-jjr3-56cm"},{"type":"FIX","url":"https://github.com/osrg/gobgp/commit/f02ca397821f6ca182ef4eb492c3cbc459552d7c"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-5955","review_status":"REVIEWED"}}