{"schema_version":"1.7.3","id":"GHSA-xrjj-mj9h-534m","published":"2022-12-08T21:30:19Z","modified":"2026-02-04T04:23:57.544385Z","aliases":["BIT-golang-2022-41717","CVE-2022-41717","GO-2022-1144"],"related":["CGA-r3fc-qhc2-3jv5"],"summary":"golang.org/x/net/http2 vulnerable to possible excessive memory growth","details":"An attacker can cause excessive memory growth in a Go server accepting HTTP/2 requests. HTTP/2 server connections contain a cache of HTTP header keys sent by the client. While the total number of entries in this cache is capped, an attacker sending very large keys can cause the server to allocate approximately 64 MiB per open connection.","affected":[{"package":{"name":"golang.org/x/net/http2","ecosystem":"Go","purl":"pkg:golang/golang.org/x/net/http2"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.4.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/12/GHSA-xrjj-mj9h-534m/GHSA-xrjj-mj9h-534m.json"}},{"package":{"name":"golang.org/x/net","ecosystem":"Go","purl":"pkg:golang/golang.org/x/net"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.4.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/12/GHSA-xrjj-mj9h-534m/GHSA-xrjj-mj9h-534m.json"}}],"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-41717"},{"type":"WEB","url":"https://security.gentoo.org/glsa/202311-09"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2022-1144"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZSVEMQV5ROY5YW5QE3I57HT3ITWG5GCV"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WPEIZ7AMEJCZXU3FEJZMVRNHQZXX5P3I"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T7N5GV4CHH6WAGX3GFMDD3COEOVCZ4RI"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/REMHVVIBDNKSRKNOTV7EQSB7CYQWOUOU"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QBKBAZBIOXZV5QCFHZNSVXULR32XJCYD"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Q52IQI754YAE4XPR4QBRWPIVZWYGZ4FS"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PW3XC47AUW5J5M2ULJX7WCCL3B2ETLMT"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PUM4DIVOLJCBK5ZDP4LJOL24GXT3YSIR"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NQGNAXK3YBPMUP3J4TECIRDHFGW37522"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KEOTKBUPZXHE3F352JBYNTSNRXYLWD6P"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CSVIS6MTMFVBA7JPMRAUNKUOYEVSJYSB"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CHHITS4PUOZAKFIUBQAQZC7JWXMOYE4B"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ANIOPUXWIHVRA6CEWXCGOMX3YYS6KFHG"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5RSKA2II6QTD4YUKUNDVJQSRYSFC4VFR"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/56B2FFESRYYP6IY2AZ3UWXLWKZ5IYZN4"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4SBIUECMLNC572P23DDOKJNKPJVX26SP"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4BUK2ZIAGCULOOYDNH25JPU6JBES5NF2"},{"type":"WEB","url":"https://groups.google.com/g/golang-announce/c/L_3rmdT0BMU/m/yZDrXjIiBQAJ"},{"type":"WEB","url":"https://go.dev/issue/56350"},{"type":"WEB","url":"https://go.dev/cl/455717"},{"type":"WEB","url":"https://go.dev/cl/455635"},{"type":"PACKAGE","url":"https://cs.opensource.google/go/x/net"}],"database_specific":{"cwe_ids":["CWE-770"],"github_reviewed":true,"github_reviewed_at":"2023-01-18T00:05:16Z","nvd_published_at":"2022-12-08T20:15:00Z","severity":"MODERATE"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}