{"id":"CVE-2022-27664","aliases":["GHSA-69cg-p879-7622","BIT-golang-2022-27664","GO-2022-0969"],"title":"golang.org/x/net/http2 Denial of Service vulnerability","summary":"golang.org/x/net/http2 Denial of Service vulnerability","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","vendor":"x","product":"golang.org/x/net","ecosystem":"go","affected":["golang.org/x/net < 0.0.0-20220906165146-f3363e06e74c","golang.org/x/net/http2 < 0.0.0-20220906165146-f3363e06e74c"],"patched":["golang.org/x/net 0.0.0-20220906165146-f3363e06e74c","golang.org/x/net/http2 0.0.0-20220906165146-f3363e06e74c"],"published":"2022-09-07","updated":"2026-09-10","sourceUpdated":"2026-09-10T03:50:07.184512749Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-69cg-p879-7622","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-27664"},{"url":"https://cs.opensource.google/go/x/net"},{"url":"https://go.dev/cl/428735"},{"url":"https://go.dev/issue/54658"},{"url":"https://groups.google.com/g/golang-announce"},{"url":"https://groups.google.com/g/golang-announce/c/x49AQzIVX-s"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JXKTHIGE5F576MAPFYCIJXNRGBSPISUF"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TXS2OQ57KZC5XZKK5UW4SYKPVQAHIOJX"},{"url":"https://pkg.go.dev/vuln/GO-2022-0969"},{"url":"https://security.gentoo.org/glsa/202209-26"},{"url":"https://security.netapp.com/advisory/ntap-20220923-0004"}],"tags":["osv","go"],"epss":0.03269,"epssPercentile":0.87853,"ingestedAt":"2026-09-12T03:13:01.758Z","slug":"CVE-2022-27664","body":"## Overview\n\nIn net/http in Go before 1.18.6 and 1.19.x before 1.19.1, attackers can cause a denial of service because an HTTP/2 connection can hang during closing if shutdown were preempted by a fatal error.\n\n## Affected packages\n\n- `golang.org/x/net < 0.0.0-20220906165146-f3363e06e74c`\n- `golang.org/x/net/http2 < 0.0.0-20220906165146-f3363e06e74c`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `golang.org/x/net 0.0.0-20220906165146-f3363e06e74c`\n- `golang.org/x/net/http2 0.0.0-20220906165146-f3363e06e74c`","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":41.3,"likelihood":0.7,"exploitation":0,"ransomware":0},"changes":[]}