{"schema_version":"1.9.0","id":"CVE-2022-41717","published":"2022-12-08T19:03:53.161Z","modified":"2026-08-12T03:51:17.159422775Z","aliases":["BIT-golang-2022-41717","GHSA-xrjj-mj9h-534m","GO-2022-1144"],"related":["ALSA-2023:2204","ALSA-2023:2222","ALSA-2023:2236","ALSA-2023:2253","ALSA-2023:2282","ALSA-2023:2283","ALSA-2023:2357","ALSA-2023:2367","ALSA-2023:2758","ALSA-2023:2780","ALSA-2023:2802","ALSA-2023:2866","ALSA-2023:6420","CGA-r3fc-qhc2-3jv5","SUSE-SU-2022:4397-1","SUSE-SU-2022:4398-1","SUSE-SU-2023:2312-1","openSUSE-SU-2024:12552-1","openSUSE-SU-2024:12553-1","openSUSE-SU-2024:12615-1","openSUSE-SU-2024:13225-1","openSUSE-SU-2024:13299-1","openSUSE-SU-2024:14076-1"],"summary":"Excessive memory growth in net/http and golang.org/x/net/http2","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":[{"ranges":[{"type":"GIT","repo":"https://github.com/golang/go","events":[{"introduced":"0"},{"fixed":"0d8a92bdfd3d6d1b24f47e05f9be46645aec94f0"},{"fixed":"dc04f3ba1f25313bc9c97e728620206c235db9ee"}],"database_specific":{"cpe":"cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"1.18.9"},{"introduced":"1.19.0"},{"fixed":"1.19.4"}],"source":"CPE_RANGE"}}],"versions":["go1.19.3","go1.18.8","go1.18.7","go1.19.2","go1.18.6","go1.19.1","go1.19","go1.18.5","go1.19rc2","go1.18.4","go1.19rc1","go1.18.3","go1.19beta1","go1.18.2","go1.18.1","go1.18","go1.18rc1","go1.18beta2","go1.18beta1","go1.17beta1","go1.16beta1","go1.15beta1","go1.14beta1","go1.13beta1","go1.12beta2","go1.12beta1","go1.11beta3","go1.11beta2","go1.11beta1","go1.10rc2","go1.10rc1","go1.10beta2","go1.10beta1","go1.9beta2","go1.9beta1","go1.8beta2","go1.8beta1","go1.7rc4","go1.7rc3","go1.7rc2","go1.7rc1","go1.7beta2","go1.7beta1","go1.6beta2","go1.6beta1","go1.5beta3","go1.5beta2","go1.5beta1","go1.4beta1","go1.3beta2","go1.3beta1","weekly.2012-03-27","weekly","weekly.2012-03-22","weekly.2012-03-13","weekly.2012-03-04","weekly.2012-02-22","weekly.2012-02-14","weekly.2012-02-07","weekly.2012-01-27","weekly.2012-01-20","weekly.2012-01-15","weekly.2011-12-22","weekly.2011-12-14","weekly.2011-12-06","weekly.2011-12-02","weekly.2011-12-01","weekly.2011-11-18","weekly.2011-11-09","weekly.2011-11-08","weekly.2011-11-02","weekly.2011-11-01","weekly.2011-10-26","weekly.2011-10-25","weekly.2011-10-18","weekly.2011-10-06","weekly.2011-09-21","weekly.2011-09-16","weekly.2011-08-17","weekly.2011-09-07","weekly.2011-09-01","weekly.2011-08-10","weekly.2011-07-07","weekly.2011-07-29","weekly.2011-07-19","weekly.2011-06-09","weekly.2011-06-23","weekly.2011-06-16","weekly.2011-06-02","weekly.2011-05-22","weekly.2011-04-27","weekly.2011-04-13","weekly.2011-04-04","weekly.2011-03-28","weekly.2011-03-15","weekly.2011-03-07.1","release.r56","weekly.2011-03-07","weekly.2011-02-24","weekly.2011-02-15","weekly.2011-02-01.1","weekly.2011-02-01","weekly.2011-01-20","weekly.2011-01-19","weekly.2011-01-12","weekly.2011-01-06","weekly.2010-12-22","weekly.2010-12-15.1","weekly.2010-12-15","weekly.2010-12-08","weekly.2010-12-02","weekly.2010-11-23","weekly.2010-11-10","weekly.2010-11-02","weekly.2010-10-27","weekly.2010-10-20","weekly.2010-10-13.1","weekly.2010-10-13","weekly.2010-09-29","weekly.2010-09-22","weekly.2010-09-15","weekly.2010-09-06","weekly.2010-08-25","weekly.2010-08-11","weekly.2010-08-04","weekly.2010-07-29","weekly.2010-07-14","weekly.2010-07-01","weekly.2010-06-21","weekly.2010-06-09","weekly.2010-05-27","weekly.2010-05-04","weekly.2010-04-27","weekly.2010-04-13","weekly.2010-03-30","weekly.2010-03-22","weekly.2010-03-15","weekly.2010-03-04","weekly.2010-02-23","weekly.2010-02-17","weekly.2010-02-04","weekly.2010-01-27","weekly.2010-01-13","weekly.2010-01-05","weekly.2009-12-22","weekly.2009-12-09","weekly.2009-12-07","weekly.2009-11-17","weekly.2009-11-12","weekly.2009-11-10.1","weekly.2009-11-10","weekly.2009-11-06"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-41717.json"}}],"references":[{"type":"WEB","url":"https://go.dev/cl/455635"},{"type":"WEB","url":"https://go.dev/cl/455717"},{"type":"WEB","url":"https://go.dev/issue/56350"},{"type":"WEB","url":"https://groups.google.com/g/golang-announce/c/L_3rmdT0BMU/m/yZDrXjIiBQAJ"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4BUK2ZIAGCULOOYDNH25JPU6JBES5NF2/"},{"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/56B2FFESRYYP6IY2AZ3UWXLWKZ5IYZN4/"},{"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/ANIOPUXWIHVRA6CEWXCGOMX3YYS6KFHG/"},{"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/CSVIS6MTMFVBA7JPMRAUNKUOYEVSJYSB/"},{"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/NQGNAXK3YBPMUP3J4TECIRDHFGW37522/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PUM4DIVOLJCBK5ZDP4LJOL24GXT3YSIR/"},{"type":"WEB","url":"https://lis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