Vulnerability from bitnami_vulndb
Published
2026-05-11 05:44
Modified
2026-09-16 15:48
Summary
Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net
Details

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.

To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Bitnami",
        "name": "golang",
        "purl": "pkg:bitnami/golang"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.25.10"
            },
            {
              "introduced": "1.26.0-0"
            },
            {
              "fixed": "1.26.3"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "severity": [
        {
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "type": "CVSS_V3"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-33814"
  ],
  "database_specific": {
    "cpes": [
      "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*"
    ],
    "severity": "High"
  },
  "details": "When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.",
  "id": "BIT-golang-2026-33814",
  "modified": "2026-09-16T15:48:17.670Z",
  "published": "2026-05-11T05:44:26.716Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://go.dev/cl/761581"
    },
    {
      "type": "FIX",
      "url": "https://go.dev/cl/761640"
    },
    {
      "type": "REPORT",
      "url": "https://go.dev/issue/78476"
    },
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      "url": "https://groups.google.com/g/golang-announce/c/qcCIEXso47M"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-33814"
    },
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      "type": "ADVISORY",
      "url": "https://pkg.go.dev/vuln/GO-2026-4918"
    },
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  "schema_version": "1.6.2",
  "summary": "Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net"
}



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