CVE-2026-33814

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.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
cpe:2.3:a:golang:http2:*:*:*:*:*:go:*:*

History

21 Jul 2026, 12:18

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:42644 -

10 Jul 2026, 12:16

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:37387 -

02 Jul 2026, 12:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:34342 -

30 Jun 2026, 03:18

Type Values Removed Values Added
CWE CWE-606
References
  • () https://access.redhat.com/errata/RHSA-2026:23262 -
  • () https://access.redhat.com/errata/RHSA-2026:23264 -
  • () https://access.redhat.com/errata/RHSA-2026:33120 -
  • () https://access.redhat.com/errata/RHSA-2026:33123 -
  • () https://access.redhat.com/errata/RHSA-2026:33142 -
  • () https://access.redhat.com/errata/RHSA-2026:33150 -
  • () https://access.redhat.com/security/cve/CVE-2026-33814 -
  • () https://bugzilla.redhat.com/show_bug.cgi?id=2467815 -
  • () https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-33814.json -

13 May 2026, 14:41

Type Values Removed Values Added
CPE cpe:2.3:a:golang:http2:*:*:*:*:*:go:*:*
cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
CWE CWE-835
References () https://go.dev/cl/761581 - () https://go.dev/cl/761581 - Patch
References () https://go.dev/cl/761640 - () https://go.dev/cl/761640 - Patch
References () https://go.dev/issue/78476 - () https://go.dev/issue/78476 - Issue Tracking, Mailing List
References () https://groups.google.com/g/golang-announce/c/qcCIEXso47M - () https://groups.google.com/g/golang-announce/c/qcCIEXso47M - Release Notes
References () https://pkg.go.dev/vuln/GO-2026-4918 - () https://pkg.go.dev/vuln/GO-2026-4918 - Vendor Advisory
First Time Golang
Golang go
Golang http2

08 May 2026, 19:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 7.5

07 May 2026, 20:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-05-07 20:16

Updated : 2026-07-21 12:18


NVD link : CVE-2026-33814

Mitre link : CVE-2026-33814

CVE.ORG link : CVE-2026-33814


JSON object : View

Products Affected

golang

  • go
  • http2
CWE
CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-606

Unchecked Input for Loop Condition