{"action":"Upgrade github.com/gopacket/gopacket to 1.6.1 or later.","affected":[{"fixed":"1.6.1","introduced":"0"}],"component":"github.com/gopacket/gopacket","cve_ids":["CVE-2026-54345"],"ecosystem":"Go","epss":0.0079,"exploited":false,"fixed_versions":["1.6.1"],"ghsa_id":"GHSA-6r28-9ppf-4hj5","id":"tcs_01M5KGRZP7FCX5EHXCZ3EPMK1T","modified_at":"2026-08-18T15:00:19.857492387Z","published_at":"2026-08-18T14:32:29Z","references":["https://osv.dev/vulnerability/GO-2026-6121","https://github.com/gopacket/gopacket/security/advisories/GHSA-6r28-9ppf-4hj5","https://github.com/gopacket/gopacket/commit/145859d0eaee1a6f5925ffb93851c976449c3311","https://github.com/gopacket/gopacket/releases/tag/v1.6.1"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-6121","url":"https://osv.dev/vulnerability/GO-2026-6121"}],"summary":"GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS) in github.com/gopacket/gopacket"}